What is the difference between baking soda and baking powder?
How Are Baking Soda and Baking Powder Different? Baking soda and baking powder are both leavening agents that are used to help baked goods rise. However, there are some key differences between the two. What is Baking Soda? Baking soda is a pure chemical compound, also known as sodium bicarbonate. When combined with an acidic ingredient (such as vinegar, buttermilk, or lemon juice) and moisture, baking soda releases carbon dioxide gas which helps the baked goods rise. What is Baking Powder? Baking powder, on the other hand, is a mixture of baking soda, an acid (usually Cream of Tartar), and a starch (such as cornstarch). It is a complete leavening agent on its own and does not require an acidic ingredient to activate. Instead, it reacts to the moisture in the batter or dough to release carbon dioxide gas and help the baked goods rise. There is an entire category of bread called "quick breads" because they use baking powder instead of yeast to rise. Because baking powder contai...