Unlike the other entries on this list, baking powder works best as a cream of tartar substitute only if your recipe also contains baking soda. This is because baking powder contains both cream of ...

Students are told that baking powder is a mixture of three ingredients (baking soda, cream of tartar, and cornstarch) and that two of these ingredients react to produce a gas when water is added.

For example, if you don't have baking powder, you can make your own with cream of tartar and baking soda. Another great tip is if you don't have bread crumbs, rolled oats or crushed cereal will do ...