Unless you're a dedicated baker, it's unlikely that you'll go through an entire package of baking powder or soda before it loses its efficacy. (Baking powder has a shelf life of about a year, while ...

QUESTION: What are the differences between baking soda and baking powder (double acting)? Why would one or the other be used in some recipes, and why are both used in some recipes? — Frank Reid, ...

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 ...

Baking may seem like magic sometimes, but it's actually science! Just consider baking powder and baking soda for a moment. These chemical leaveners are the reason your baked goods like homemade cakes, ...