Taste of Home on MSN

How to test baking soda and baking powder to see if they’re expired

When your pancakes come out too flat or your cake doesn't rise, your leavener might have lost its oomph. Here's how to do a ...
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Not sure if baking powder’s still good? Here’s the test

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 ...