Can You Put Pyrex in the Freezer? Find Out the Facts!

Pyrex containers and dishes are a staple in many home kitchens, renowned for their durability and versatility. But can you put Pyrex in the freezer? The answer is yes, you can freeze with Pyrex, but it’s important to follow some precautions to avoid cracking or breaking the glass.

Pyrex kitchenware comes in different shapes and sizes, from glass bowls to baking dishes. It’s essential to understand the various aspects of Pyrex glassware and how to use them safely when freezing food.

Key Takeaways:

In this section, we will explore the freezing of Pyrex in detail and provide practical insights for safe food storage:

Key Takeaways:

  • Pyrex kitchenware can be frozen, but it requires some precautions to avoid damage to the glass.
  • There are different types of Pyrex containers and dishes, and it’s important to understand the composition of the glassware.
  • Be mindful of sudden temperature changes and direct heat sources to avoid cracking or breaking the glass.
  • Consider using glass storage containers and proper lids for safe handling and long-term storage.
  • Always refer to the Pyrex website for specific product guidelines and recommendations.

can you put pyrex in the freezer

Understanding Pyrex Glassware and Its Composition

Pyrex glassware has been a staple in many kitchens for decades. But have you ever wondered what makes Pyrex different from other types of glassware? Understanding the composition of Pyrex glassware can help you make informed decisions about its use and care.

Pyrex glassware is made of either borosilicate or soda-lime glass. Borosilicate glass is a type of glass that contains boron trioxide, which increases the glass’s resistance to thermal shock. This means that Pyrex glassware made with borosilicate glass can withstand sudden changes in temperature without shattering.

Soda-lime glass, on the other hand, is made of a mixture of silica, soda, and lime. This type of glass is less expensive to produce than borosilicate glass, but it is also less resistant to extreme temperature changes. Pyrex glassware made with soda-lime glass is still durable and safe to use, but it may be more prone to thermal shock than borosilicate glass.

Vintage Pyrex is a popular collector’s item due to its unique designs and durability. Most vintage Pyrex was made with borosilicate glass, so it is highly resistant to thermal shock. If you own vintage Pyrex, be sure to handle it with care and avoid exposing it to extreme temperatures.

Overall, the composition of Pyrex glassware plays an important role in its durability and safety. Whether you are using borosilicate or soda-lime glass Pyrex products, it is important to handle them with care and avoid exposing them to rapid and extreme temperature changes.

pyrex glassware

“Understanding the composition of Pyrex glassware can help you make informed decisions about its use and care.”

Freezing Pyrex: Best Practices and Precautions

When it comes to freezing Pyrex products, extreme temperature changes should be avoided at all costs. Sudden temperature changes can cause Pyrex glassware to shatter due to thermal shock. The best way to freeze Pyrex products is to let them cool down first before placing them in the freezer. It is recommended that Pyrex products be at room temperature before freezing to prevent cracking due to extreme temperatures.

Another important thing to consider is freezer burn. Freezer burn occurs when food is not properly stored in the freezer, and as a result, the food gets dehydrated and develops unappetizing moisture pockets. To avoid freezer burn, use airtight Pyrex containers or cover the dish with plastic wrap or aluminum foil before placing it in the freezer.

It’s worth noting that Pyrex glassware can handle high temperatures but is not suitable for use with direct heat sources such as a stove or grill. Placing Pyrex on a hot or metal surface can cause the glass to warp or break, leaving you with a potentially dangerous mess to clean up. It’s essential to place Pyrex on a cool surface or use a hot pad to avoid heat-related damages.

freezing Pyrex in the freezer

Type of Food Best Way to Freeze with Pyrex
Liquid-based Foods Leave enough headspace for the food to expand without cracking the container. It’s best to place liquid foods in a straight-sided container, not a sloped one to prevent spillage.
Solid Foods Place solid foods like casseroles, baked goods, and pre-cooked meats in airtight Pyrex containers to avoid moisture buildup and freezer burn.

It’s important to note that Pyrex containers with plastic lids should not be used in the oven or microwave unless the manufacturer explicitly states that it’s safe to do so. Instead, use the Pyrex lid or cover the dish with aluminum foil before microwaving or baking. When taking the Pyrex dish out of the freezer, place it on a cool surface or use a hot pad to allow it to come to room temperature gradually.

By following these best practices, you can safely freeze Pyrex products for future use without damaging the glassware. Remember, when using Pyrex in high-temperature situations, it’s vital to follow the manufacturer’s instructions and recommendations to avoid any accidents or damage to your products.

Using Pyrex in Other Appliances and the Freezing Process

Pyrex is a versatile kitchenware that can be used in many appliances, such as hot ovens, microwave ovens, toaster ovens, and convection ovens. However, it is important to note that sudden and extreme temperature changes can cause Pyrex products to crack or shatter. If you plan to use Pyrex in an appliance, be sure to check the manufacturer’s guidelines and recommendations for safe use.

The freezing process with Pyrex requires caution too. Rapid changes in temperature, such as placing hot Pyrex directly into the freezer, can lead to thermal shock and damage the glassware. Also, freezing foods in Pyrex containers with metal surfaces or direct heat sources should be avoided as this can cause damage to both the appliance and the container. Always remember to place the Pyrex container on a cool surface or hot pad before placing it in the freezer.

The type of food you wish to freeze also matters when using Pyrex kitchenware. For instance, freezing raw meat in Pyrex may require different practices than freezing cooked meal leftovers. It is important to consider the type of food being frozen to determine the best way to use Pyrex in the freezing process.

When placing Pyrex in the freezer, make sure to lay it flat and avoid stacking other items on top of your container. This can prevent the container from breaking or cracking due to excessive weight. Also, it is advisable to place the food on the bottom of the dish rather than on the top of your container.

Overall, using Pyrex in other appliances and the freezing process requires care and attention. To ensure the safety of your Pyrex products, it is best to always refer to the manufacturer’s guidelines and recommendations. By doing so, you can enjoy the many benefits of Pyrex kitchenware without any worry.

hot oven, microwave oven, toaster oven, and convection ovens

When it comes to storing and handling Pyrex glassware, there are a few guidelines to follow that can help extend the lifespan of your products and prevent any potential accidents from occurring.

Glass Storage Containers

One of the best options for storing food in your freezer is to use glass storage containers. These containers are durable and safe to use at extreme temperatures. Pyrex glass dishes are a popular choice for many people because they are made of a strong, heat-resistant material. They also come in a variety of sizes and are perfect for storing leftovers or freezing meals for later use.

Using Pyrex Lids

Pyrex dishes often come with lids, which are important to use when storing food in the fridge or freezer. If your Pyrex lid is missing or damaged, you can purchase replacement lids on the Pyrex website. It’s important to note that plastic lids should not be used in the oven or on the stovetop.

Avoid Direct Heat Sources and Metal Surfaces

Pyrex dishes should never be placed on a direct heat element or metal surface. Doing so can cause the glass to crack or shatter. Instead, place your Pyrex dish on a cool surface such as a trivet or hot pad. This will help prevent rapid temperature changes that can create stress on the glass.

Pyrex on the Go

For those who love to take their food on the go, Pyrex offers a line of products called Pyrex Go. These containers are designed for portability and come with airtight lids that prevent leaks. The containers are also made of durable glass that can withstand extreme temperatures, making them perfect for taking your favorite dish to work or on a picnic.

Long-Term Storage

If you plan on storing your Pyrex dish for a long time, it’s important to take a few precautions to prevent damage. Make sure the dish is clean and dry before storing it, and avoid stacking heavy items on top of it. It’s also a good idea to place the dish in a cardboard box or plastic container to protect it from potential accidents.

By following these guidelines, you can help ensure that your Pyrex glassware lasts for many years to come. For more information on specific Pyrex products and their recommended use, visit the Pyrex website.

glass storage containers

In conclusion, Pyrex is a versatile and durable kitchenware that can be safely used for freezing food. While Pyrex can withstand extreme temperatures, it is important to follow best practices and precautions to prevent damage and ensure its longevity.

When freezing with Pyrex, always avoid sudden temperature changes and protect it from direct heat sources. Prevent freezer burn by using proper lids and storing Pyrex on cool surfaces.

In addition to freezing, Pyrex can be used in other appliances such as ovens and microwaves, but always refer to the Pyrex website for specific product guidelines and recommendations.

Proper handling and storage of Pyrex is also important to prolong its lifespan. Use glass storage containers and Pyrex lids whenever possible, and handle hot Pyrex with caution on hot pads.

By following these guidelines, you can confidently use Pyrex for all your freezing and cooking needs. Remember, the Pyrex website is a valuable resource for specific information related to Pyrex products.


What types of Pyrex containers are available?

Pyrex offers a wide range of kitchenware, including glass dishes, storage containers, bakeware, and more. These products are made from durable borosilicate glass or soda-lime glass, depending on the specific type.

How can I safely freeze food with Pyrex?

To freeze food with Pyrex, let the food cool down before placing it in the container. Avoid placing hot Pyrex directly in the freezer to prevent sudden temperature changes. Use airtight lids or cover the dish with plastic wrap to prevent freezer burn. Also, avoid exposing Pyrex to direct heat sources.

Can I use Pyrex in other appliances besides the freezer?

Pyrex is versatile and can be used in various appliances such as ovens, microwaves, toaster ovens, and convection ovens. However, always refer to the product guidelines and avoid subjecting Pyrex to rapid temperature changes or placing it on a hot element.

How should I store and handle Pyrex glassware?

When storing Pyrex, use proper lids to maintain the freshness of the food. Glass storage containers are a great option. When handling hot Pyrex, use oven mitts or hot pads to protect your hands. Avoid placing hot Pyrex on cool surfaces or directly on metal. For long-term storage, ensure the Pyrex is clean and dry before storing it in a cool, dry place.

Where can I find more information about using Pyrex?

For more specific guidelines and recommendations, visit the Pyrex website. They provide detailed information about their products and usage instructions.

Jeff Campbell

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