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This calculator gives you a snapshot. The Restaurant P&L + Cost Tracker gives you the full picture — daily sales for 365 days, food cost via inventory method, labor tracking for 50 employees, and a monthly P&L that builds itself.
Food cost percentage tells you how much of your food revenue goes to purchasing ingredients. It's the single most important number in restaurant financial management, and tracking it consistently is the difference between profitable restaurants and ones that bleed money without knowing why.
Food Cost % = (Beginning Inventory + Purchases − Ending Inventory) ÷ Total Food Sales × 100. This is called the inventory method. It measures actual food consumed during a period rather than just what you purchased.
Most restaurants target a food cost between 28% and 32% of food revenue. Fine dining often runs lower (20-28%) because they charge higher prices relative to ingredient cost. Fast casual and bars tend to run higher (30-35%).
Food cost is one of the two components of prime cost (the other is labor). Prime cost typically represents 55-65% of total revenue in a healthy restaurant. If your food cost creeps above your target by even 2-3 percentage points, that can mean the difference between profit and loss over a full year.
The most common causes of high food cost are waste, over-portioning, theft, and poor purchasing decisions. Start by tracking daily rather than monthly. Use the inventory method rather than just looking at purchase invoices. Negotiate with suppliers, cross-utilize ingredients, and audit portions regularly.
A single calculation gives you a snapshot. Real cost control requires tracking food cost daily or weekly so you can spot trends before they become problems. If your food cost jumps from 30% to 34% in a single week, you want to know immediately.