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US Restaurant Food Cost Calculator (2026): Formula + Example

Calculate food cost % per menu item with a simple formula, a quick example, and a CPI-based pricing reminder.

Updated Feb 4, 2026
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If you are guessing food cost, you are guessing pricing.

This quick calculator gives you the exact food cost % for any menu item so you can reprice before margin slips.


Quick Summary Formula

Food cost % = Ingredient cost per serving ÷ Menu price × 100

Step-by-Step

  1. Add up the ingredient cost for one serving
  2. Divide by your menu price (before tax if tax is added at checkout)
  3. Compare the % to your target and adjust price or portion size if needed

Example (US)

  • Ingredient cost per serving: $3.80
  • Menu price: $13.50
$3.80 ÷ $13.50 × 100 = 28.1%

CPI Reality Check (US)

BLS CPI data for December 2025 shows food-away-from-home prices still rising faster than grocery prices. Use this as a baseline: if your ingredient costs are moving faster, review pricing sooner rather than later.



Want This Done Automatically?

KitchenCost recalculates recipe costs, food cost %, and price targets as your ingredient prices change.

If you want a faster way to protect margin, start on the KitchenCost landing page.


Sources

Frequently Asked Questions

What is a good food cost percentage for restaurants?

Many operators target 25-35%, but the right number depends on your concept, rent, and labor costs.

Should I use pre-tax or post-tax price for food cost?

Use pre-tax menu price. Sales tax is not revenue and should not inflate your food cost math.

How often should I recalculate food cost?

Monthly is a safe baseline, and immediately after major supplier price changes.

Try it free — calculate your first recipe cost

Enter your ingredient prices and get recipe costs, margins, and selling prices instantly.