Recipe Serving Converter
Scale any ingredient amount when changing the number of recipe servings.
How to Use the Recipe Serving Converter
Enter the original number of servings and the number of servings you want. The converter scales each ingredient by the same ratio so recipe proportions stay consistent.
Practical Example
If a recipe serves 4 people and you need 10 servings, multiply every ingredient by 2.5. Two cups of flour become 5 cups.
Factors That Affect Recipe Scaling
Cooking time, pan size, seasoning intensity, evaporation and ingredient behavior may not scale perfectly even when quantities do. Use the converted amounts as a practical starting point.
Frequently Asked Questions
How is the scale factor calculated?
Divide the desired servings by the original servings.
Do cooking times scale by the same factor?
No. Cooking time often changes differently from ingredient quantity.
Can I scale a recipe down?
Yes. Enter a smaller target serving count to reduce all ingredient amounts proportionally.
Understanding Recipe Serving Scaling
A recipe serving converter scales ingredient quantities by the ratio of desired servings to original servings. For example, doubling the number of servings generally doubles measured ingredient amounts.
Some ingredients do not scale perfectly in practice. Spices, leavening, cooking time and pan size may need adjustment after the mathematical conversion, so use the result as a starting point and apply recipe-specific judgment.
Conversion Method and Practical Limits
Recipe scaling multiplies ingredient quantities by new servings divided by original servings. Some ingredients do not scale perfectly in practice—leavening, spices, cooking vessel size and cooking time may need adjustment even when arithmetic quantities scale exactly.