Test your baking powder’s freshness with a simple hot water fizz test. Fresh baking powder ensures light, fluffy baked goods that hold their shape. Make your own baking powder with baking soda, cream ...

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 so long ago I had to toss it. No ...

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, ...

Claire is Lifehacker's Senior Food Editor. She has a B.S. in chemistry, a decade of food journalism experience, and a deep love for mayonnaise and MSG. At any given moment, I have at least one open ...

Mix up this baking essential — or a good substitute — in minutes. Stacey Ballis is a novelist, cookbook author, and food writer with 20 years of experience. She has authored a cookbook called "Big ...