Years ago, I was at a friend’s house and I wanted to make some chocolate chip cookies. When I went digging in her pantry, I found baking powder that had expired many, many years earlier. I tossed it, ...

Baking soda and baking powder are both used in baking, but they are not interchangeable.

Baking powder is a key leavening agent in everything from pancakes to cakes, helping baked goods, breakfast treats, and more ...