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Food & kitchen

Recipe scaler

Scale an ingredient amount to a new serving count.

Your result

Complete the fields and calculate.

Calculation method and formula

Original amount × New servings ÷ Original servings

Understand the inputs

Original amount
Use a measured value or your own assumption.
Original servings
Minimum 1. Whole number.
New servings
Minimum 1. Whole number.

Assumptions and limitations

Quantities are scaled proportionally or shared evenly. Cooking time, cooking losses, individual serving needs and nutrient changes are not adjusted automatically.

The formula uses the specified units. Displayed numbers are rounded; whole packs, item counts and full time periods may also be rounded within the calculation.

Worked example

Illustrative values. Replace them with your own inputs for your calculation.

Original amount
250
Original servings
4
New servings
6
Example result375

Use the same factor for every ingredient.

Model revision: October 17, 2026 · How CleverCalc works

FAQ

Frequently asked questions

How does Recipe scaler work?+

Original amount × New servings ÷ Original servings. Quantities are scaled proportionally or shared evenly. Cooking time, cooking losses, individual serving needs and nutrient changes are not adjusted automatically.

What assumptions should I consider for this result?+

Quantities are scaled proportionally or shared evenly. Cooking time, cooking losses, individual serving needs and nutrient changes are not adjusted automatically. The formula uses the specified units. Displayed numbers are rounded; whole packs, item counts and full time periods may also be rounded within the calculation.

How accurate is the result?+

The formula uses the specified units. Displayed numbers are rounded; whole packs, item counts and full time periods may also be rounded within the calculation. Prices, measurements and model assumptions determine how well the result represents your situation.

Is this calculator free?+

Yes. Calculations and PDF export work without an account or registration.

What happens to my inputs?+

Calculations run in your browser. Results are saved locally only when you add them to My results; favourites and history are also local. Shared links contain your values. The currency tool requests the selected currencies from its rate provider without sending your amount.

Toolbox

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