i dont know bou i do know that i am a former chef and Serena is on the right track, if you do not have cream of tarter, use 1 teaspoon of soda and 2 teaspoons of cornstarch, all baking powder is 60% baking soda, 20% cream of tarter and 20% cornstarch.
So you can make you own or use what you have, if you use straight soda then use one 1/3 of the recipes requested amount.
Baking powder and salt.
You could use yeast instead of baking powder.
You cannot use baking powder as a substitute for baking soda
baking powder.
You cannot use baking powder as a substitute for baking soda.
baking powder
No. there is a chemical reaction with the baking soda and the other ingredients, not with the flour.
Baking powder is a 1:3 ratio of baking soda to cream of tartar. You cannot just substitute cream of tartar for baking powder - you also need the baking soda.
Baking powder is not the same as baking soda. Baking powder is a 1:3 ratio of baking soda to cream of tartar, which are both raising agents designed for different purposes - one of them is activated by water, the other by heat. Baking soda is "strong" compared to baking powder, and is not a direct substitute for baking powder.
You will just have to wait until you get some, there is no other substitute.
The original Nestlés Toll House cookies (chocolate chip cookies) recipe calls for baking soda, not baking powder. There is no substitute for baking soda or baking powder in a recipe. You have to have it.
If you are using it as a levening agent, you can substitute baking powder. One teaspoon of baking powder replaces 1/3 tsp of baking soda AND 2/3 tsp cream of tartar.