CookMeasure

Baking Powder Substitute

Baking powder is baking soda plus a dry acid. Replace it by supplying both.

Baking soda + cream of tartar¼ tsp baking soda + ½ tsp cream of tartarBehaves like single-acting powder: bake soon after mixing.
Baking soda + buttermilk¼ tsp baking soda + ½ cup buttermilk (reduce other liquid by the same)Good in pancakes and quick breads.
Baking soda + lemon juice¼ tsp baking soda + ½ tsp lemon juiceAdd the lemon with the wet ingredients.

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Questions cooks ask

What is the best substitute for baking powder?

Baking soda + cream of tartar: ¼ tsp baking soda + ½ tsp cream of tartar per 1 tsp. Behaves like single-acting powder: bake soon after mixing.

Why does baking powder matter in a recipe?

Baking powder is baking soda plus a dry acid. Replace it by supplying both.