No matter which version you use, Pyrex offers one important caveat: while its glass bakeware is oven-safe, you should avoid ...
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Are Pyrex Lids Oven-Safe?

Not all Pyrex lids can go in the oven. Discover which lids are safe for baking, how to avoid thermal shock, and alternatives to use if your lid isn't oven-safe.
This article may contain affiliate links that Yahoo and/or the publisher may receive a commission from if you buy a product or service through those links. It’s impossible to talk about kitchenware ...