While baking soda and baking powder are somewhat interchangeable in recipes in a pinch, what can you do for a leavening agent ...

To use whipped egg whites as a substitute for baking powder, just gently fold them into your batter, being careful to maintain the air bubbles. Club soda already contains baking soda, so adding it ...

This will help aerate it. Baking soda can also be replaced with self-rising flour. It contains a combination of maida, baking powder, and salt, making it a great substitute. Club soda is another great ...