Patterned Pyrex—such as the 1956 Pink Daisy or the 1983 Colonial Mist—also tend to be valuable as a collectors item. Some patterned collections, like the 1959 Lucky in Love heart and four-leaf clover design, have been valued as high as $4,000 for one bowl.

Can you microwave old Pyrex?

If youre like me, you value vintage Pyrex for its durability. Avoid placing Pyrex under a broiler, inside a toaster oven, or directly over a flame, stovetop or grill. And never put an empty Pyrex dish in the microwave.

Can I bake a cake in a Pyrex dish?

You can bake a perfectly good cake in a Pyrex bowl, and for some specialty cakes you can save a lot of time and effort by using the bowl to achieve a dome shape. Remember to oil the bowl before you bake, allow extra time, and be careful not to shock the glass with sudden temperature

Is it safe to cook with vintage Pyrex?

Is vintage Pyrex safe to use? The short answer to this is I wouldnt use it. This was a common response to the test posted on Facebook. People insisted that since food doesnt come in contact with the outside of the bowls, these tests do nothing more than drum up fear.

Is all Pyrex oven safe?

The short answer is yes; Pyrex glassware is completely safe to put in a preheated oven. But, Pyrex plasticware, including the plastic lids that come with the glassware, are not oven-safe. The plastic lids are designed for storage only and will melt if you put them in the oven.