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, ...
DEAR HELOISE: I understand that baking powder has a shelf life, and that it can go bad. Can you tell me how long it remains good? — Joe and Kay, via e-mail It does have a shelf life, and here’s how to ...
Some brands of baking powder use aluminum-based acids, while others are formulated to be aluminum-free. Learn the real ...
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