Homemade Baking Powder Recipe
Ingredients: 2 tablespoons cream of tartar 1 tablespoon baking soda 1 tablespoon arrowroot or tapioca flour or cornstarch Instructions: Combine ingredients and store tightly covered. (For double-acting baking powder, use 1/4 teaspoon of baking soda and 1/2 teaspoon of cream of tartar for each teaspoon needed.) Notes: If you are on a rotation diet, or also avoiding corn, you could replace it with another flour like tapioca or arrowroot. We have also used rice flour. Apparently the flour is just a