Excel (.xlsx) — also opens in Google Sheets & Numbers
Scale any recipe up or down in seconds. Enter your original and target yield and every ingredient quantity adjusts to match.
Enter your recipe's original yield and the yield you need; every ingredient quantity recalculates instantly, with the scale factor shown so you can sense-check the result before you start weighing.
Batch cooking, events, a sudden 60-cover booking — scaling by calculator-and-scrap-paper is where recipes drift. This keeps the ratios honest.
Anyone who cooks the same thing at different volumes: prep kitchens, caterers, bakers. Pairs with the free PrepSheet browser tool, which also costs the recipe while it scales.
Try the numbers first, free: the food cost & GP calculator and the recipe costing tool run in your browser.