Recipe Scaler
Scale any recipe up or down by entering original and desired servings.
Results
Recipe scaling is essential when cooking for different group sizes. Whether you are halving a recipe for two or tripling it for a party, the math is the same - multiply each ingredient by the ratio of desired servings to original servings. This calculator handles the arithmetic so you can focus on cooking.
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Frequently asked questions
Divide 6 by 4 to get a scale factor of 1.5, then multiply every ingredient amount by 1.5. For example, 2 cups of flour becomes 3 cups.
Yes, divide each ingredient by 2. Set original servings to 4 and desired servings to 2 for a scale factor of 0.5.
Multiply every ingredient by 2. Set original servings to the recipe amount and desired servings to double that number.
Scaling works for most baking recipes but very large multiples (4x or more) can affect leavening. For large batches, it is safer to make multiple separate batches.
Divide 50 by the original serving count to get your scale factor. For a recipe that serves 8, the factor is 6.25x. Multiply each ingredient amount by 6.25.