Costing basics 6 min read

How to reduce food costs in a restaurant

Eight practical levers to bring food cost percentage down without cutting corners on quality.

Reducing food cost does not mean buying cheaper ingredients or serving smaller portions. It means eliminating waste, fixing inaccurate recipes, and making smarter purchasing decisions. The best operators reduce food cost percentage while keeping or improving quality.

Here are eight practical levers, in rough order of impact.

1. Measure and track food cost per dish

You cannot reduce what you do not measure. The first step is knowing your actual food cost percentage for each item on your menu — not a blended average, but per dish. Once you know which items are over target, you know where to focus.

2. Tighten up yield tracking

Most food cost overruns trace back to yield. If you are costing chicken breast at raw purchase weight but cooking it to a 15% lower cooked weight, your cost per portion is understated. Fix yield percentages on every protein, produce item, and prep recipe where evaporation, trimming, or cooking loss applies.

3. Standardize portion sizes

Inconsistent portioning is one of the biggest sources of hidden food cost. A cook plating 170 g instead of 150 g on every protein dish adds 13% to that portion's food cost. Invest in a scale, standardize portion weights, and retrain your team.

4. Fix recipe adherence

Recipes drift. Cooks add a splash more oil, a bigger scoop of sauce, or an extra slice of protein. Conduct a recipe audit: cook each dish to your costed recipe spec and compare what is plated to what the recipe calls for. Fix discrepancies with training and updated specs.

5. Reduce waste at receiving and storage

Spoilage is money in the bin. Common causes: over-ordering, poor rotation (FIFO), incorrect storage temperatures, and ingredients not being prepped before they deteriorate. A weekly waste log — even informal — helps you see patterns.

6. Renegotiate with suppliers or add a backup

Once you know what you spend per ingredient, you can negotiate. A backup supplier creates leverage. Even a 5 to 8% reduction on your three highest-cost ingredients can meaningfully improve your overall food cost percentage.

7. Redesign your highest-cost dishes

If a dish is over target food cost and repricing it is not viable, redesign it. Reduce the protein quantity by 10 to 15% and add a bulking component (grains, roasted vegetables, a sauce) that carries lower food cost. Done well, customers do not notice the change.

8. Trim your menu

A menu with 60 items requires more ingredients, more prep, and more waste than a menu with 30 focused items. Each low-selling item ties up ingredients that may spoil before they are used. A smaller menu with high turnover on every ingredient often produces lower food cost naturally.

What not to do

Do not switch to cheaper ingredients without testing the impact on the finished product. Customers notice when quality drops.

Do not reduce portions without adjusting prices. A smaller portion at the same price changes the value perception.

Do not chase the lowest possible food cost at the expense of a dish customers want to return for.

Frequently asked questions

How quickly can I reduce food cost? Fixing portion control and recipe adherence can show results within 2 to 4 weeks. Supplier renegotiations take longer. A 2 to 4 percentage point reduction over 60 to 90 days is a realistic target for a focused effort.

What is the biggest single cause of high food cost? In most operations, it is a combination of inconsistent portioning and untracked yield. Fix those two and food cost typically drops without touching recipes or suppliers.

Should I tell staff why I am tracking food cost more closely? Yes. Staff who understand that food cost directly affects the business's ability to pay them, invest in equipment, and stay open are more likely to treat it as their problem, not just management's problem.

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