Substitute for Baking Powder: Ratios and Best Uses

By The Recipes by Mom kitchen · Last checked October 21, 2026 · Not kitchen-tested; see how our recipes are made

The most reliable substitute for 1 teaspoon of baking powder is a mix of 1/4 teaspoon baking soda and 1/2 teaspoon cream of tartar. Baking powder is a complete leavening agent, containing both a base (baking soda) and an acid. When mixed into batter and heated, it releases carbon dioxide gas, creating the light, airy texture in cakes, muffins, and biscuits.

Before you look for a substitute, you can test if your baking powder is still active. Add a spoonful to hot water; it should bubble immediately. If it does not, it is time to replace it or use one of the substitutes detailed here. When making a substitution, accurate measurements are essential for good results.

Substitutes for baking powder (per 1 teaspoon)

Ratios are common kitchen equivalents; results vary by recipe, so try a swap in a forgiving recipe first.

Good to know

• Test old baking powder: a spoonful in hot water should bubble right away
• Baking soda is about three times stronger than baking powder; do not swap them one-for-one

How to choose the right baking powder substitute

Choosing the right substitute depends on the other ingredients in your recipe and the final texture you want. Each option works by creating a chemical reaction between a base (baking soda) and an acid.

• Baking soda and cream of tartar: This combination is the most direct replacement because it recreates the basic components of baking powder. Cream of tartar is a dry acid, so it will not add extra moisture or flavor to your recipe. This makes it a versatile choice for many baked goods, including delicate cakes.
• Baking soda and buttermilk or yogurt: Buttermilk and plain yogurt contain acid, which will react with baking soda to produce leavening. This substitute is best for recipes that can accommodate the extra liquid and the tangy flavor. When using this method, you must reduce the other liquids in the recipe to maintain the right batter consistency.
• Self-rising flour: This is a simple swap, as self-rising flour already contains flour, baking powder, and salt. It works best when the recipe’s ingredient proportions are very similar to a standard recipe for biscuits or pancakes. It is not a good choice for recipes with unique flour ratios or salt amounts.

Swaps by recipe type

The best substitute often depends on what you are making. For baked goods where a neutral flavor and consistent rise are key, the cream of tartar mixture is a reliable option.

• For cakes, muffins, and biscuits, we suggest using the mixture of 1/4 teaspoon baking soda and 1/2 teaspoon cream of tartar. This substitute provides a dependable lift without altering the flavor profile of your baked goods.
• For pancakes and quick breads, using buttermilk or plain yogurt with baking soda works very well. The tangy flavor from these dairy products can complement these recipes. Remember to adjust the liquid content: for every 1/2 cup of buttermilk or yogurt used, reduce other liquids by the same amount.
• For simple biscuits and pancakes, self-rising flour is a convenient option. This works best when you are replacing all the all-purpose flour, baking powder, and salt in a recipe with an equal amount of self-rising flour.

What changes when you swap

Substituting for baking powder will affect more than just the rise; it can also change your preparation method, flavor, and texture.

• Timing: When you mix baking soda with a wet acid like buttermilk, the leavening reaction starts immediately. For the best rise, you should bake the batter right away. The homemade baking powder using cream of tartar also reacts quickly once wet, so it is best to get your batter in the oven without delay.
• Flavor and Texture: Using buttermilk or yogurt will add a distinct tangy flavor and can make the final product more moist and tender. Self-rising flour contains salt, so you will be adding salt along with the leavening. This may alter the final taste if the recipe did not originally call for a similar amount.
• Strength: Remember that baking soda is about three times stronger than baking powder. Do not swap them one-for-one. Using too much baking soda can create a soapy or chemical taste and a coarse, crumbly texture. Using the correct ratio, such as 1/4 teaspoon of baking soda for a recipe needing 1 teaspoon of baking powder, is critical for success.

Sources and method

• Substitution ratios: common equivalents from US university extension substitution tables and standard cookbooks, cross-checked by the editors

Last checked October 21, 2026.