Sumyard

Recipe scaler

Scale ingredient quantities from original to desired servings.

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Your inputs

Updates as you type
Ingredients: quantity, unit, nameQuantities can be decimals, fractions or mixed numbers, such as 1 1/2. Names and units cannot contain commas. Up to 200 rows.
Ingredient 1
Ingredient 2
Ingredient 3

3 ingredient rows.

recipe multiplier

1.5×

Amounts scale without changing units.

Calculations happen in your browser. Saving is optional.

Calculation breakdown

3 rows · View table
Recipe scaler — calculated breakdown
IngredientOriginalScaled
flour200 g300 g
salt1/2 tsp3/4 tsp
eggs2 whole3 whole

How to use this tool

Enter original and desired servings, then each ingredient's quantity, unit and name.

Check whole items and approximate fractions after scaling. Cooking time, seasoning and leavening may need judgment.

New quantity = original quantity × desired servings / original servings

Worked example

1.5× · recipe multiplier

Fixed example using the settings below. Monetary examples use USD; dates and times use their stated reference values. This example stays unchanged when you edit your calculation.

Example inputs
  • Original servings: 4
  • Desired servings: 6
  • Ingredients: quantity, unit, name: 200,g,flour; 1/2,tsp,salt; 2,whole,eggs

Method illustration: Scaling four servings to six multiplies every quantity by 1.5.

Assumptions and limits

  • All rows scale linearly. Cooking time, pan dimensions, seasoning and leavening may require judgment.
  • Whole items are not silently rounded. Fractions shown are approximate to the nearest 1/16 when very close.

Check or report a result

Check the units, selected calculation and assumptions first. Compare the fixed example above with your inputs to identify what changed.

Report a calculation issue with the page address, hypothetical inputs, result displayed and result expected. Do not include passwords, bank details or other private information.