Using Club Soda Instead of Baking Soda

Reviewed by the CupOrGram Editorial TeamSources: King Arthur Baking, USDA FoodData CentralMethodology
Ratio
Replace the recipe's liquid (milk or water) with an equal amount of club soda
Moderate — noticeable differences, use with care

Recipe Adjustment Notes

Carbonation adds gentle lift to pancakes, waffles, and tempura-style batters. Not enough for cookies or dense quick breads.

The Science Behind This Swap

Dissolved CO2 escapes as the batter heats and aerates it; the effect fades fast, so mix and cook immediately.

Measurement Variance Note

For 1 cup references, this ingredient can vary by about 6% across brands and measuring methods (203g-229g per cup). For the most reliable substitution result, measure by weight and test a half batch first.

How Club Soda Compares for Baking Soda

Quality rating: moderate. Carbonation adds gentle lift to pancakes, waffles, and tempura-style batters. Not enough for cookies or dense quick breads.

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