It's time for a purge—I promise it'll feel so good afterwards!

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 ...

Baking some last-minute holiday cookies? Be sure your baking powder and baking soda are fresh and active so they can leaven the dough. Most containers are marked with "use by" dates. To test baking ...

If you went to bake something that requires self-rising flour, only to realize you don't have it, don't worry — you can make ...

Baking is a science—and baking powder and baking soda are a big part of it! Both work their magic to create the ideal texture in baked goods, like cakes, muffins and cookies. But have you ever started ...