What plastic dishes can be heated in the microwave?


Plastic dishes for microwave ovens

First of all, it is worth mentioning the fact that there are a huge number of types of plastic, including food plastic.
Some of them can withstand heating up to 100 °C and above, others begin to melt even with a slight increase in temperature. Polystyrene, polyvinyl chloride and polyethylene are not intended to be heated by any means. Therefore, you should not put it in the microwave:

  • disposable plates, spoons and forks;
  • disposable glasses (both transparent and colored);
  • drink bottles;
  • containers for yoghurt, sour cream and curd desserts;
  • plastic bowls from blenders and mixers;
  • kitchen bowls designed for washing fruit.

Polyamides and polypropylene are quite suitable for use in microwave ovens. It is from these materials that food containers are made, in which it is customary to take food with you.

When purchasing, it is important to pay attention not only to the presence of the “microwave safe” symbol, but also to the country of origin. Most plastic tableware is brought to Europe from China, and its quality usually leaves much to be desired. Even if the container does not melt, under the influence of heat and electromagnetic radiation, harmful substances can be released from it - for example, the well-known phthalates

When they get into food, they make it hazardous to health.

Even if the container does not melt, under the influence of heat and electromagnetic radiation, harmful substances can be released from it - for example, the well-known phthalates. When they get into food, they make it hazardous to health.

There is one more nuance - temperature. Plastic products always indicate how much heat they can withstand. If you exceed the maximum possible values ​​by even a few degrees, the material will melt, after which it will be impossible to use such utensils for their intended purpose. The easiest way to “kill” a container is by trying to cook something sweet or fatty in it: sugar crystals, turning into caramel, can heat up to 188 ° C, and oils boil at 160–270 ° C.

Is it possible to heat food in plastic containers?

Plastic tableware is not only cheaper than other materials, it can withstand temperature changes . This means that it can be placed in the microwave directly from the freezer. But it’s not for nothing that housewives are wondering whether it’s possible to heat food in the microwave in plastic containers. Food containers, including food packaging, can release toxic substances.

Plastic, not intended for microwave and heating , saturates food with dangerous compounds when exposed to temperature. They are presented in the table:

SubstanceMarkingDescriptionUse in productionTypes of plasticHarm
Bisphenol ABPACheap plastic hardener
  • 95% packaging plastic;
  • bottles;
  • dishes;
  • low-quality baby dishes, including pacifiers and bottles
  • PC (polycarbonate);
  • PVC (polyvinyl chloride)
  • carcinogen, increases the risk of developing cancer, accumulating in the body of parents, can lead to the appearance of cancer cells in children;
  • reduces the number of sperm in the ejaculate of men;
  • in pregnant women, changes the structure of the placenta, leading to complications
Formaldehyde
  • E0 – no formaldehyde;
  • E1 – average concentration;
  • E2 – dangerously high concentration
Classified as an extremely dangerous poison, the aqueous solution is called formalin
  • disposable glasses and plates;
  • water bottles and caps;
  • cheap types of packaging film;
  • trays for meat and poultry
  • polyvinyl chloride;
  • polystyrene;
  • polyethylene
  • causes acute or chronic poisoning depending on the dosage;
  • carcinogen, increases the risk of developing cancer, most often lymphocytic leukemia;
  • causes mutations and fetal death during pregnancy;
  • destroys nerve tissue;
  • in high concentrations leads to blindness, pulmonary edema and death
StyreneNoA toxic volatile substance formed when polystyrene is heatedDisposable cups, most often in coffee machinesPolystyrene
  • negatively affects the kidneys;
  • with constant use causes cirrhosis of the liver;
  • changes the composition of the blood;
  • destroys nerve tissue;
  • irritates the skin and mucous membranes

Which one is suitable?

To heat food, as well as for cooking, containers must be heat-resistant. If you have fireproof cookware, that's even better. Heat-resistant dishes and containers can be heated up to 140˚C. This is enough for a regular microwave. It heats food to the boiling point of water - 100˚C. Containers made of fireproof materials can heat up to 300˚C.

Heat-resistant cookware can be:

  • glass;
  • porcelain;
  • ceramic;
  • plastic;
  • paper;
  • silicone;
  • made of thin foam.

Heat-resistant containers made of these materials are used in microwave ovens. Mode – microwaves only. Plastic boats must have a corresponding icon.

An equally important parameter of microwave cookware is the size and shape. It is better to choose a small height for the containers. This will allow you to cook the product faster. If you are going to cook cereals or pasta, there should be plenty of capacity in the container. This is due to the peculiarity of heating liquids by microwaves. When the water boils, its bubbles remain at the bottom for some time. After a certain time, the water may splash out. If you choose a bowl that flares upward, this will not happen. The water won't rise as quickly.

Portion and large molds are suitable for baking cupcakes. The cake or bread tin should be higher than the oven tin. Since muffins, buns, and bread rise more actively in the microwave. This is especially true for yeast dough and biscuits.

Glass, porcelain or ceramics

Now let's take a closer look at which utensils are suitable for cooking. Heat-resistant glass containers are suitable for normal cooking. Porcelain is also suitable. But when grilling or convection, porcelain or glass must be fireproof.

Ceramic and glass, porcelain refractory dishes are used in combined mode. Grill/convection or each mode separately. Do not forget that such containers do not tolerate temperature changes well. A cold plate of food should not be immediately placed in the microwave and the grill turned on. You should also not do this if the oven is heated by convection.

Pay attention to how the glaze is applied to the surface of the plate. It should be uniform

Also, containers should not have cracks or chips. If these plates are partially glazed, they will not heat evenly. This may cause them to crack. Omelettes, chops and cutlets are usually prepared in these containers. They are suitable for combined modes.

Plastic and paper

Now let's talk about plastic. It can be cooled to -40˚С and heated to +140˚С. Plastic containers have lids. They attract with their versatility: they are suitable for the freezer and microwave.

Whether or not you can use the container in a microwave oven is indicated by the sign on the container. You can often see the inscription Thermoplastic or Duroplast on plastic. Such a plastic container will not deform when heated.

Another advantage of such dishes is that they are not afraid of rapid temperature changes. You can put it directly from the refrigerator into the microwave oven. Still, you shouldn't cook in them. It is better to limit yourself to heating food only. When heated for a long time, plastic can release various volatile substances. Products can absorb them. It is unlikely that such food can be called healthy.

Today, transparent foil - plastic film - is especially popular. It is porous and steam escapes through small holes when cooking. Chicken, fish, pieces of meat are placed in it so that they do not dry out. It is also used instead of a lid. Cover a glass saucepan with it to prepare the dish.

I would also like to say something about containers with ready-made semi-finished products. Most packages indicate that you can cook without putting the product on a plate. I saw different instant soups in a thin styrofoam glass. Of course you can cook, but only in microwave mode.

Paper packages produce food that is low in fat, water and sugar. Cardboard glasses and wax-coated plates are used only for heating. The wax melts and gets into the food. Sometimes they cook in disposable cardboard containers. If so, they are marked with a special sign.

Products made of porcelain, earthenware and ceramics

These materials are made from clay, so there are no big differences in physical properties. Essentially it is pottery. Porcelain items with a gold rim or pattern should be immediately excluded from permitted use. Why you can’t put them in a cell was said earlier. Unpainted products can be used in microwave mode without restrictions.

Products of this type are sensitive to temperature changes, so before turning on additional functions, the plate must be warmed in microwave mode. Clay dishes get hotter than other types, so when removing them from the chamber you should use an oven mitt or towel. Food takes longer to cook because some of the microwave energy is used to heat the walls.

In glass ceramic containers, food acquires a golden crust. A composition is applied to the bottom of the products, which is heated by microwaves more strongly than the walls. Before cooking, the dishes are placed in the oven for a while to warm the bottom. After which the products are placed. When a crust appears, the process continues with the lid closed. On a glass ceramic plate it is possible to cook a cutlet with an appetizing crust, even without oil.

What dishes can and cannot be put in the microwave?

A microwave oven is a common element in almost any kitchen. It is easy to handle, but you need to follow important rules regarding permitted utensils. Heating food in the wrong plates will damage both the containers themselves and the electrical appliance.

Is it possible to put glassware in the microwave?

Glass plates are considered optimal for microwave use. The containers have sufficient heat resistance, do not crack at high temperatures, and do not form an electric arc when heated.

But it is recommended to choose special heat-resistant glass with thick walls for the microwave. Products that are too thin may crack after several uses under intense heat.


Simple glass plates without drawings or patterns are considered the best for microwave ovens.

Can I use crystal glassware?

Real crystal is not suitable for microwave use. Outwardly, it looks like glass, but it contains metals - lead and silver. As a result, crystal plates in the oven heat up very quickly and, at best, crack, and at worst, they damage the device itself.

Is it possible to put iron or enamel dishes in the microwave?

It is strictly prohibited to place metal containers in the oven. Products made of copper, aluminum and steel do not transmit microwaves, but reflect them and provoke the occurrence of an electric arc. The food remains cold, but sparks and lightning are formed inside the chamber, accompanied by a loud cracking sound. Such discharges damage the internal coating of the microwave oven and can damage the internal components of the device.

Is it possible to put ceramic and earthenware dishes in the microwave?

Bowls and plates made of glazed ceramic and glass ceramic are well suited for use in the microwave. Materials do not lose strength when exposed to high temperatures, although they become very hot on their own.

At the same time, it is better not to put clay products without glaze in the microwave. They will heat up unevenly and may eventually crack due to the temperature difference. For the same reason, it is not recommended to use products where the glaze is applied only to the sides or bottom.


When removing ceramic containers from the microwave, be sure to use oven mitts

Is it possible to put plastic dishes in the microwave?

Plastic is not always suitable for the microwave. Containers for breakfast and lunch, made of hard, dense and heat-resistant material, can be placed in the oven. Plates made of thin plastic, which easily bends and breaks in the hand, are not suitable for microwaves. They are not designed for elevated temperatures and will simply melt.

Is it possible to heat disposable tableware in the microwave?

There are two types of disposable plates - plastic and paper. Thin plastic products cannot be placed in the microwave; they will heat up, melt and actively release toxic substances.

But paper containers are designed for high-temperature exposure. Many semi-finished products are sold directly in such trays; they can be heated without transferring them to another container.

Why you can’t use wooden or bamboo dishes in the microwave

Eco-friendly bamboo and wooden plates are very popular and look quite durable and reliable. But they are not suitable for the microwave oven.

Bamboo absorbs moisture very well even without direct contact with it, just when it is in the kitchen. When heated, microparticles of water inside the walls boil and evaporate. The bamboo expands and cracks.

Wooden dishes can be used to microwave food occasionally, in short bursts. Most likely, nothing will happen to the product in one go. But if you put wooden containers in the microwave too often, the material will dry out, gradually deteriorate from the inside and become covered with cracks.


If left in the microwave for a long time, wooden plates can char and catch fire.

Why should you not use dishes with a gold rim?

Because glassware is microwave safe, many people look solely at the base material of the item and don't pay attention to the decorative elements. But containers with a gold or silver rim cannot be placed in the microwave.

Shiny paints contain metal particles. And although the amount of the latter is small, it is enough to cause electrical discharges in a microwave oven.

What kind of plastic can be used in the microwave?

Plastic that meets three criteria is suitable for a microwave :

  • food;
  • resistant to high temperatures;
  • Resistant to microwave radiation.

This information is located on the bottom of the cookware . Find a triangle of arrows, in the center of which is a number from 1 to 7, and below it is a letter designation. It is these symbols that will tell you whether a particular plastic dish can be put in the microwave.

Numbers and letter abbreviations have the following meanings :

  1. The number “1”, PETE or PET – polyethylene terephthalate. Re-use and any heating are prohibited.
  2. Number “2”, HDPE – high density polyethylene. It is considered relatively safe, but when heated, formaldehyde is released, so use in the microwave is prohibited.
  3. The number “3”, PVC or V – polyvinyl chloride, or PVC. Releases bisphenol A and formaldehyde. It is not recommended to take dishes and packaging with this designation. Cannot be heated in microwave.
  4. The number “4”, LDPE or PEBD – low density polyethylene. Food-grade plastic releases formaldehyde when heated and exposed to acids. Storage is allowed, heating in the microwave is prohibited.
  5. Number “5”, PP – polypropylene. Food-grade plastic, suitable for microwave, but do not heat food containing alcohol. When combined with ethanol, PP releases formaldehyde.
  6. Number “6”, PS – polystyrene. Suitable for single use only. It is prohibited to store or heat food.
  7. Number “7”, O or OTHER – other types of plastic. Here are collected plastics of various compositions that do not fit into the above categories - both environmentally friendly and toxic. Due to the impossibility of knowing the exact composition, it is not recommended to use it for storing food and heating food in the microwave.

Disposable packaging

Today, our busyness allows us to buy and heat up quick semi-finished products. Is it possible to cook your favorite cheburek without removing the packaging?

It is possible, but only with microwave film: whether it is such, the manufacturer writes on the packaging.

For example, a baking sleeve. This material can be used in any mode. Tip: make several steam vents. Otherwise, the bag will explode, and instead of a delicious lunch you will have to start cleaning.

Styrofoam containers can be heated with food only if there are corresponding icons on the bottom and lid.

Paper packaging is suitable for cooking and heating dishes with a low content of oil, water, and sugar.

Cardboard glasses and bowls coated with wax for durability are only suitable for heating and only in microwave mode, power up to 800 W.

Marking features

Considering the popularity and demand of such a household appliance as a microwave oven, many cookware manufacturers have begun to use special markings during production, which indicate the permissibility of using their product in a microwave oven.

Before using the equipment, pay attention to its labeling. To see it, just look at the bottom of the dish

There must be a sign in the form of waves.

Here is a breakdown of the icons that can be seen on the dishes:

  • PP – polypropylene, suitable for microwave oven;
  • PS – polystyrene, the use of utensils made from this material is not recommended for microwave use;
  • the inscription microwave or not microwave - “allowed” and “prohibited”;
  • The inscription “thermoplastic” and “duroplast” - this container is suitable for use in the microwave.

What dishes are ideal for use in the microwave?

Heat-resistant glassware, ceramic and porcelain utensils, and specially designed containers are most suitable for microwave use. In this section, we will consider options for shapes and containers that are suitable for use in microwaves.

Heat-resistant container for microwave ovens: reliable and safe

Plastic molds and trays with lids can only be used for microwave ovens if they are made from a material that is resistant to combustion and melting. In addition, such utensils should not have roughness, scratches, or an unpleasant odor.

Microwave glass and ceramic dishes stay cold

Microwave glassware should have uniformly thick walls on all sides. At the same time, it is undesirable for such dishes to be decorated with additional patterns and covered with paint. The ideal option is a thick, transparent round utensil. Glassware is universal, as it is suitable for use in the oven and over an open fire.

Earthenware, porcelain or ceramic dishes are made on the basis of clay; accordingly, they can be used for heating food in the microwave if they have a completely glazed surface. It is also important that the surface of the cookware is made without a border with a metallic color.

NOTE!

(click to find out)

Microwave dishes made of paper, polyethylene and packaging film

Most likely, in your home use there are containers made of cling film, polyethylene or special heat-resistant paper. This type of packaging is used to sell food in stores, and most of them are suitable for heating in the microwave. However, before placing such containers in the device, make sure that they have holes for steam to escape. What is it for? First of all, so that the vessel does not explode and stain the insides of the microwave.

Special marking

Now you know what kind of dishes you can use to cook in the microwave. In addition to regular tableware, you can buy special labeled containers. For plastic, it is usually sufficient to indicate that it is heat-resistant. After all, they usually only heat food in it. On other types of containers you can see this sign on the dishes:

Microwave safe – can heat and cook food

There is also such marking. A crossed out sign indicates that the container is not suitable for a microwave oven.

Not recommended microwave (not recommended) or recommended microwave (recommended)

If there is no microwave icon on the plastic, but there is this marking. These containers are used for heating food in the microwave.

PP - polypropylene

Be careful, if there is such marking on a plastic container:

Polystyrene

It cannot be used in a microwave oven. Moreover, it is not even suitable for hot drinks and foods. These containers are used only for cold food. Or as sandwich carriers.

I have put together an interesting video for you on which dishes are best to choose for the microwave.

Is it possible to heat a clay pot in the microwave?

Most manufacturers of microwave ovens indicate in the instructions for the equipment which utensils can be used for heating and cooking food.

You can put clay dishes in the microwave, but metal ones are strictly prohibited.

Using clay pots for heating and cooking food has many advantages:

  • foreign substances do not get into food due to the chemical neutrality of the material;
  • unlike plastic and silicone, clay does not emit harmful substances even when heated;
  • Under no circumstances will scale form on such pots.

The properties of earthenware also have a beneficial effect on the food cooked in it:

  1. All vitamins and microelements are preserved.
  2. Because clay is a very heat-intensive material, food heats up slowly and the heat is subsequently retained longer. This allows you to maintain the juiciness of the products without boiling or drying out.
  3. The porous structure of clay allows moisture accumulated during heating or cooking to return to the food in the form of steam. This reduces the consumption of oil and fat. Professional chefs even recommend pre-immersing the pot in cold water for a few minutes so that the pores of the clay absorb a sufficient amount of moisture.

Never heat ceramic dishes with a silver or gold pattern in the microwave. Such decorations are usually made from conductive materials. In a microwave oven, they can cause sparks and damage the device.

Before putting a clay pot in the microwave, it is important to familiarize yourself with the operating instructions:

  1. First of all, you need to make sure there are no cracks or chips to avoid contamination of the microwave.
  2. Make sure that the instructions for the microwave oven do not indicate a ban on the use of earthenware.
  3. If you need to cover the pot to heat food in the microwave, it is better to use dough lids made from flour, water and salt.
  4. Due to the high heat capacity of clay, the walls of the dishes heat up much more than the food in the pot, so to avoid burns you need to use a towel or a special oven mitt.
  5. If it is necessary to heat several pots at once, they are placed around the perimeter of the plate in the oven so that they do not touch each other.
  6. To make food heat up faster, you need to stir it from time to time. Due to the fact that the clay heats up quickly and strongly, you can remove the pot from the microwave shortly before the food reaches the desired temperature. The dish will “reach” due to the heat from the walls.
  7. Clay dishes do not like sudden changes in temperature, so it is not recommended to move a pot from the refrigerator or cellar to the microwave.

Ceramic pots, which are used to heat food in the microwave, delight housewives with their durability. However, with frequent use, cracks will form on such utensils after some time.

Despite all the advantages, ceramic cookware has a number of disadvantages:

Low strength of products

If handled carelessly, pots can easily break, crumble or crack. The tendency of products made from unglazed clay to retain odors for a long time. This is why it is not recommended to use detergents to clean clay pots.

It is better to use baking soda and a soft metal sponge. Clean pots should not be covered with lids during storage.

Which one should not be used?

Nobody writes about the disadvantages of special dishes for microwaves, but they exist. The fact is that anyone can get burned through negligence by grabbing a plate of hot food with an unprotected hand. Microwaves heat not only the food, but also the container in which it is located. List of dishes that cannot be used in microwave ovens:

Source: tehnika.vyborkuhni.ru

The US National Institute of Environmental Health Science recommends that consumers use containers made of neutral materials - glass, stainless steel, ceramics - for storing and heating food, The Daily mail reports today.

Scientists insist: the substances contained in plastic negatively affect the endocrine system, which over time leads to serious health problems - autoimmune diseases, asthma, obesity, diabetes, infertility, and some types of cancer.

The WHO last year published an environmental report identifying approximately 800 endocrine disrupting chemicals (EDCs). At the same time, until now, strict standards have been established for only a few compounds regulating their content in household items used by people, including dishes. At the same time, the entry of such compounds into the food chain exposes us to an additional risk of losing our health.

The biggest threat, scientists warn, is phthalates and bisphenol A (BPA), which are found in many products, particularly plastic bottles and food storage containers. Back in 2011, the European Food Safety Commission banned the use of BPA in baby bottles, but no such ban has been introduced for “adult” containers. The commission only recommends reducing the permissible daily intake of the substance into the body due to its harmful effects on the liver, kidneys and mammary gland.

It's a similar story with phthalates, which are used to keep plastic flexible. Although their use in toys has been banned in the EU since 2005, and partially banned in the US in 2008, phthalates are still used in many other products, including some hair and nail polishes. They are included in the materials from which containers, garden hoses, and even tubes used in medicine are made.

The World Society of Endocrinology, a group of more than 17,000 members, issued a statement last week calling for tighter controls on the use of BPA, phthalates, and other harmful compounds. “Almost every person on the planet is subject to EDCs,” the statement said.

Endocrinologists are concerned that “the prevalence of endocrine diseases continues to increase in the EU and globally.” At the same time, global research into how the use of household chemicals contributes to this alarming picture, as well as decisions to revise safety regulations, have been stalled.

Source: rg.ru

What dishes can be used in the microwave?

Examples of labeling for microwave ovens

The general prohibition for everything that is prohibited for a microwave oven is “No metal!” Metal or metallized coating, reinforcing mesh, handles, funnels, prints or micro-inclusions of metal will cause sparks to jump inside the chamber, the magnetron will start to spark, and the equipment will fail.

The following types of containers are suitable for all microwave oven modes:

Types of dishes for microwave ovens

Glass. Almost all types of glass trays, pans, salad bowls or heat-resistant glass forms are suitable for any microwave oven mode. Thin-walled glass is suitable only for short-term heating of liquid. They transmit radiation, food looks aesthetically pleasing, you can monitor the cooking process, it’s easy to care for, plus it’s durable (if you don’t throw it or put it hot on a cold table). Manufacturers of household appliances recommend using round or oval glassware; heating plus cooking proceeds faster and more evenly. Silicone. Silicone products for the kitchen, which are quickly conquering the market, have reached microwave ovens. Now on the market you can find a huge range of baking dishes made of multi-colored food grade silicone. It allows you to cook without oil, it is easy to clean, it is not afraid of the dishwasher or high temperatures, it has a non-stick property and is quite durable

It is important to buy products from trusted manufacturers, only food grade silicone.

Sample of silicone product

Plastic. Trays, containers, pallets or cups made of polymers are often used by housewives. But a microwave oven requires special plastic - heat-resistant plus suitable for microwave exposure. Otherwise, the output will be a deformed piece of plastic. There are types of plastic that can only be heated in, that is, exposed to heat for a short time, but cooking, especially with fat, is not recommended. You can find out which type of polymer is suitable for a microwave oven by the markings on the walls or bottom.

Reception of plastic containers

  • Clay. This includes ceramic, earthenware, porcelain or earthenware dishes - any that contain clay, without inclusions or metal decoration. Food heats up and cooks a little worse in it, since it does not transmit microwaves well. First, the walls warm up, and only then does the food, so you need to follow all safety rules when removing it from the oven. You need to carefully ensure that there are no cracks on the surface - due to the temperature difference, such a cracked cup or plate will simply burst during heating.
  • Paper. Food packaged in paper bags, envelopes, plus plastic or film - all this is suitable for use in the microwave only for heating, but not for long, a couple of minutes. Otherwise, the film will begin to melt or even catch fire.

Food in packaging that can be heated in a microwave oven

Fabric. It is convenient to heat flour and bakery products in linen or cotton napkins.

Containers that can be used in microwave ovens have special markings that allow you to understand their purpose.

Samples of symbols on dishes

Ceramics, glass, porcelain

You can cook in ceramic pots in any oven, including a microwave. This is an environmentally friendly heat-resistant material, suitable for baking, simmering, and heating.

Remember: tableware can burst due to temperature changes. Remove the dish from the refrigerator in advance or transfer the food to a suitable container at room temperature.

Make sure that there are no cracks, chips, or abrasions on the glaze on the dishes.

Glass containers have a number of obvious advantages: they are easy to clean; they do not absorb odors. Through the transparent walls it is easy to determine whether the product is ready or not without opening the door.

The heat-resistant type of glass is applicable in the “microwave”, “convection”, “grill” modes.

Thin porcelain is not suitable for the microwave.

However, children's colorful porcelain items are usually made from high-quality raw materials. Many items are shock-resistant and heat-resistant.

Products from official manufacturers must have a manufacturer's mark indicating whether the cookware can or cannot be heated or cooked in a microwave oven.

Eco-ware

For connoisseurs of natural materials, the market offers microwave cookware made from eco-friendly materials. Lunch is safe from plastic toxins when heated in a container made from wheat straw and sugar cane. Such boxes are suitable for heating main courses and drinks. In addition, they are 100% biodegradable.

Reminder: what should not be put in the microwave?

  • Crystal. Grandma's shiny crystal contains particles of lead and silver. They will warm up faster than the glass part. The dishes will simply burst.
  • Glass, porcelain with print. Quality brands produce colored glassware labeled “microwave safe.” If you are not sure about the quality of the paint on the product, and there are no identification marks on the dishes, do not use them in the microwave.

  • Disposable tableware. Do not put a disposable plastic plate in the stove unless you know what it is made of.
  • Brilliant decor. Any metal prints can cause cracking and even cause a fire inside the microwave. Plates with metallized rims are not suitable for this type of stove.

  • Metal utensils. Metal plates, cups, even enameled ones, cannot be used when using a microwave oven. Such dishes do not allow microwaves to pass through. Moreover, the radiation can be reflected, damaging the furnace emitter.
  • Untreated ceramics should also not be used in a microwave oven.
  • Foil is also prohibited for microwave use.

Recommendations

Let's collect the most important recommendations and tips in one list:

  1. The best option for the stove is glass products without cracks.
  2. Look for a special sign on plastic containers. Products must withstand temperatures of 140 degrees.
  1. Buy pots, containers and cups only in special stores. Low-quality products will cost more if they cause the stove to break.
  2. If you want to use a grill or convection, choose a plastic container.
  3. Forget about fat and sugar if you use plastic.
  4. Don't forget to remove the film from heated food.
  5. Tip for crispy crust lovers: buy a glass-ceramic plate with a treated bottom.

Alena, Tomsk

We bought a Samsung microwave and a special set of glassware to go with it. The old stove burned down because of a plastic cup, so we decided not to risk it anymore. In glass, food warms up well and quickly. We recently purchased a saucepan with a lid for the set; you can heat and cook in it. We don’t use ceramics; everything takes much longer to heat up in it.

Olga, Liski

I have an LG microwave. I recently bought a set of special ceramic pots and a glass dish. In pots you can cook both in the stove and in the oven. The son usually makes hot sandwiches on the platter. Sometimes we use plastic plates, but they can get very hot. When I bought my first microwave, I didn’t know what I could use, so I stuck an iron pan inside. I ran out of the room following the smell - it sparkled, and miraculously everything inside didn’t catch fire. Now I mostly buy ceramics.

Dmitry, Moscow

A set of plastic containers came with the Whirlpool microwave as a gift. I surfed the web and found an article about markings on plastic. The trays had a symbol that indicated they could withstand temperatures of up to 160 degrees. I set regular pasta to warm up without oil. The result is melted sides of the container and a ruined dinner. Now I choose only ceramics.

Maria, Penza

I have many containers that can be heated in the microwave. There are ceramic dishes for baking, they are deep enough and durable. There are plastic containers. I bought them in a special store; each product has a “microwave oven” designation. I advise you to buy only ceramic and glass accessories for microwaves in specialized stores.

When choosing a dish, cup or pan for the microwave oven, you can rely on the opinion of experts or users who have already evaluated dishes made from different materials. Our review will definitely help you buy suitable cookware. Never forget that any equipment requires not only maintenance, but also compliance with the rules for its use.

How to choose dishes for the microwave: tips from the editors of Tehno.guru

Choosing a microwave oven is a responsible matter. It is important to follow the recommendations and study the features of each model. Often, along with a new microwave oven, the manufacturer includes a special book with recipes that is suitable specifically for your model. Don't neglect this hint.

  1. Choose containers of the right size. It is better to use round containers, as they guarantee that heating will occur quickly and evenly.
  2. Cooking some types of hot snacks, as well as heating, requires the presence of a container with a lid . This way the product does not lose its quality and does not dry out. Therefore, when buying a container, ask for an option with a lid.
  3. Your arsenal should also include dishes with high sides. It's perfect if you're planning to make baked goods or casseroles.
  4. Choose containers and any other container suitable for a microwave so that its walls do not touch the inner walls of the household appliance.

A microwave oven is a universal device designed to perform various culinary functions; accordingly, the dishes for this will be different, and must meet the above stated requirements.

Dear readers, ask questions in the comments below the article, we will definitely answer you and help you figure it out if you have any difficulties choosing cookware, we also recommend reading our article on the rating of the best microwave ovens and choosing a microwave oven to suit your needs.

Cooking in the microwave: how to choose dishes?

Many ovens have grill and convection modes. Cooking in these modes can only be done in containers made of fireproof (heat-resistant) glass, ceramics, or silicone.

First courses and vegetables should be placed in a glass saucepan. Instead of a lid, it is better to use film with holes for steam to escape.

Silicone molds were invented for baking. They are not afraid of temperatures and do not release toxins when heated. Baking from them is easily laid out on a dish.

The cutlets and omelet will be evenly fried in a container two centimeters above the product level. It is best to cook dishes made from pieces of meat on a tempered glass baking sheet. It will adequately withstand the convection-grill mode, which is optimal for baking.

When selecting dishes for the microwave, rely on the dimensions of the equipment. For a 15 liter oven, the cookware should be up to 1500 ml (1.5 l).

The height of the sides of the container should be a centimeter and a half greater than the height of the contents. For liquid dishes, the plate may be 2 cm higher. A container that is too deep will increase the heating time, which will affect the meter readings.

What dishes should not be used?

First of all, it is important to understand once and for all which plates and pots are strictly prohibited. Absolutely not suitable:

  • any metal utensils. That is, aluminum, copper, steel, enameled and cast iron. Metal does not transmit microwaves, and it can also accumulate an electrical charge. This means that the food will not heat up, and the household appliance may break;
  • dishes with a pattern, and not necessarily with gilding - even a matte pattern can be applied with paint that contains metal particles, and metal, as we understand, is prohibited;
  • crystal tableware, since it is made from a natural material that contains metal;
  • foil forms;
  • disposable tableware made of ordinary plastic or paper impregnated with wax;
  • ceramic without glaze.

What happens to dishes in the microwave?

The main function of the oven is to quickly heat food. However, in some cases the unexpected happens: loaded containers become hot.

Let's figure it out together why the microwave heats the dishes and not the food?

If we remember our school physics lessons, we can easily explain everything.

In the oven, a process occurs that is different from the usual heating of food over an open fire. The heating role here is played by microwaves, which act exclusively on water molecules. They move along a waveguide with metal walls that reflect magnetic radiation.

Moving inside the device, the waves chaotically accelerate the movement of the liquid. The process of temperature generation begins. This heat is transferred to the container. A bowl that is not microwave safe becomes warm.

Ceramic cookware in a microwave oven - pros and cons

Often food is heated and cooked in the microwave using ceramic or clay containers. This is not prohibited, but there are some subtleties. For example, you should not expose thick-walled dishes to microwave heating, especially if there is something very cold in it - frozen cutlets, pancakes, berries.

It is important that the plates and baking sheets are covered with glaze not only on top, but also on the inside. The fact is that pure ceramics and those on which glaze is applied heat up differently, and accordingly, the risk of explosion increases

Compared to glass, ceramics do not transmit microwave radiation very well, but they have a number of advantages:

  • inexpensive;
  • rarely cracks;
  • suitable for use in microwave ovens in grill mode or with convection turned on;
  • allows you to get a beautiful crispy crust on meat products without adding oil.


The device of a movable removable tray in a microwave oven

The tray in the microwave plays a very important role. When the device is operating, it spins on its own, so you do not need to regularly change the location of the dishes with food for thorough heating. This design is very convenient, especially when you need to quickly heat up breakfast or a snack.

However, such pallets can easily fail for various reasons. In this case, the only alternative replacement will be a suitable design that matches the specific microwave model.

What should you not use in the microwave?

Any metal utensils are absolutely not suitable for microwaves. Steel, copper, brass, cast iron, iron. These materials do not allow microwaves to pass through, so the food in such dishes will not heat up. When metals are in the microwave oven chamber, static spark discharges may occur, which are unsafe for microwave ovens. The magnetron (microwave generator) may fail, an explosion may occur, or a fire may occur.

You also cannot use dishes with metal parts (handles, metal rims, metal fasteners, bolts, paper clips on food packaging, etc.) in microwave ovens. Do not forget to remove metal spoons, forks, and knives from heated dishes.

Metal coating, decoration (pattern) on the dishes made with paint that contains metal (for example, a silver rim or a gilded pattern), also makes the dishes unsuitable for the microwave. Even paint on old dishes that has worn off from long-term use can spark and crack.

For the same reason, crystal containers cannot be placed in a microwave oven (crystal contains lead and silver). In addition, the cut surface of the crystal is not uniform in thickness, which can cause the dishes to shatter into pieces.

Do not use plastic dishes (unless they are specifically designed for microwave ovens), as this material is not resistant to high temperatures. May melt.

Plastic is also a very bad option. It can easily become deformed and emit an unpleasant odor. But there is also special heat-resistant plastic. Look for special markings on it.

Delicate thin glass transmits microwaves well, but it can break even at not very high temperatures.

Melamine dishes are completely unsuitable. It looks like porcelain, just as beautiful, but weighs much less. Taking it in your hands, it is immediately clear that this is a completely different material.

Disposable paper tableware will not work either. It has a layer of wax on it, which will melt in the oven, get into the food and spoil its taste.

Marking of dishes for microwave ovens

The marking is applied to the bottom of the container. Less often - on the label on the front side or in the area where technical information is located: barcode, material of manufacture, etc.

There are several icons indicating that dishes can be heated in the microwave:

  • three horizontal wavy lines in a square;
  • 5 horizontal “waves” in a red square;
  • drawing of a microwave oven with 2-3 horizontal/vertical wavy lines in the center;
  • a plate with “waves” above it;
  • image of a microwave with a plate inside;
  • drawing of a microwave oven, inside is a plate with vertical arrows rising from it;
  • inscription MICRO;
  • inscription Microwave oven safe.

Designations are sometimes combined. For example, the inscription MICRO or Microwave oven safe is added to the icon of a microwave oven for dishes of different materials at the top or bottom.

As a rule, inscriptions are made in English, but on dishes from Russian manufacturers in recent years there has been, although rarely, an inscription in Russian - “MICRO”.

Requirements for plastic utensils

The consumer characteristics of plastic utensils influence its final choice and are considered the most important for its operation.

This type of cookware should be safe to use.

It is extremely important that it fully complies with all established hygienic and medical standards. The aesthetic side of the issue is also considered important - the dishes should be visually attractive. These days, plastic sets are distinguished by a large selection of colors and the presence of stylish designs. Heat resistance properties - the product must retain all its qualities when in contact with food and drinks in a hot state. Use for a variety of dishes, the ability to store food in the refrigerator or freezer, and also for use in the microwave. Increased resistance to alkali, acids or fats. The presence of thermostaticity is the ability of the consumer to hold a heated plate or glass in his hands and not get burned. Elasticity

For plastic knives and forks - the ability to easily cut and spear food without breaking the devices themselves. Resistant to a range of influences. Possibility of choosing different shapes and parameters. Good capacity, compact and light. Eco-friendly component and simplified disposal.

It is better not to purchase plastic cups at all, since they cannot be recycled at all. Moreover, the material contains a large number of toxic components, which, when drinking hot drinks, certainly end up in the body and cause irreparable harm to it.

Always look at the labeling of plastic products offered by companies - these detailed markings on disposable utensils will tell almost everything about its performance properties. For the average consumer, all types of disposable tableware are the same, but in fact, not every type of plastic is suitable for active use for household purposes; not all of them can withstand heating or temperature changes.

Opal glass: can it be heated in the microwave?

It is no longer uncommon to have a microwave in the kitchen. What can we say about restaurants and cafes! Therefore, the question often arises, what kind of dishes can be placed in it? In this situation, opal glass reaffirms its versatility.

When heated, the cookware does not emit any “chemicals”, which means you can heat any food in it and cook your favorite dishes. The only limitation is the use of mugs and plates without a pattern for these purposes.

Due to their functionality, kitchen tableware made of opal can rightfully be called modern tableware. It meets all ergonomic and safety requirements. And it will decorate any table. And the benefits of use deserve all praise.

Should you put glass in the microwave?

Fireproof glass is one of the best options for microwave use. Such plates and baking sheets can withstand temperatures up to 300 °C, do not crack, and are excellent at transmitting microwaves. The only disadvantage of such dishes is its cost.

But it is not recommended to place ordinary plates made of thin glass in a microwave oven. They are not designed for such a load and can explode right in the microwave, simultaneously damaging the device itself. It’s even worse if the dishes with hot food shatter into hundreds of fragments right in your hands - in addition to multiple cuts, the person will also receive burns.

Also on the list of “forbidden” items are:

  • Glasses and shot glasses made of crystal - lead, silver and other metals are added to the composition of this type of glass. In addition, patterns are often cut into crystal, which means the wall thickness will not be the same.
  • Any glass objects with a pattern. Since it is impossible to reliably know what the paint was made from, there is a risk that it contains metal components. The most dangerous are golden and silver colors - even if the pattern has already been erased, there is a possibility that traces of dye invisible to the eye remain on the surface.
  • Jars and plates with microcracks, chips, air bubbles in the thickness of the glass. Due to the difference in thickness, they will heat unevenly. If the residence time in the oven exceeds 60 seconds and the power is set to maximum, an explosion is unlikely to be avoided.
  • Jars of baby food and other canned goods, if they have a lid. Firstly, the lid is often made of metal, and secondly, the steam from the liquid heating up inside will rapidly expand. Sooner or later the pressure will increase so much that the lid will rip off. In this case, the microwave door may break and its internal walls will probably be damaged.
  • Dishes that have just been taken out of the refrigerator. A sudden change in temperature will lead to cracking.

Glassware

This cookware, if fire-resistant or heat-resistant glass is used in its manufacture, is considered ideal. These utensils can be used in the microwave and oven without restrictions. You can cook any dishes you like in it. The shape of the glass does not matter, it doesn’t matter whether the dishes are oval, round or square - the food in them heats up the same way!

It is convenient to have a saucepan with a capacity of 2 liters, the lid of which is used as a shallow plate. The use of thick-walled glasses, salad bowls, and plates made of plain glass is not prohibited if there are no chips or cracks. Placing dishes with a gold rim in a microwave oven is strictly prohibited!

Only the food is heated in the microwave; the dishes should not get too hot.

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