Testing for doneness when baking poses specific challenges, as any fan of "The Great British Baking Show" can attest. The outside of a cake or pie might be perfect, while the inside might come out ...

For most of us, the toothpick test has been a part of our baking vocabulary since day one. Your mom used it, your grandma used it, even the majority of cake recipes published today read, “Bake until a ...