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📝 Why things go wrong · ⏱️ 2 min read

What happens when you update your menu against current purchase prices every quarter?

📝 KitchenNmbrs · updated 18 Mar 2026

Quarterly menu price updates can save thousands in lost profits. While some restaurants track costs monthly, others ignore supplier increases for entire seasons. The difference: controlled margins versus disappearing profits.

What happens if you don't update?

Suppliers bump prices 2-4 times annually. Sometimes it's dramatic (pandemic-style), sometimes gradual. Skip adjusting your prices and you're funding those increases from your own pocket.

💡 Example: Steak gets more expensive

Your €32.00 steak has these ingredients:

  • Steak 200g: €6.40 (was €5.60)
  • Vegetables: €1.20
  • Potatoes: €0.90
  • Sauce: €1.10

Old cost price: €8.80 → 30.0% food cost

New cost price: €9.60 → 32.7% food cost

Difference: €0.80 less profit per portion

The impact on an annual basis

That €0.80 per steak looks tiny. But sell this dish 3 times weekly and you're down €125 yearly. On one dish. Multiply across your entire menu.

⚠️ Watch out:

A 5% average supplier increase can push total food cost up 1.5 percentage points. At €400,000 annual revenue, that's €6,000 vanished profit.

What happens if you DO update every 3 months?

Tracking menu prices against current purchase costs quarterly catches increases before they devour profits. You keep margin control and make informed decisions.

  • You spot trends: Which ingredients are consistently climbing?
  • You can react: Adjust pricing or tweak recipes
  • You protect margins: Food cost stays within target range
  • You avoid sticker shock: No massive price jumps needed

💡 Example: Quarterly check

January: Salmon €24/kg → food cost salmon dish 28%

April: Salmon €28/kg → food cost salmon dish 32%

Action: Raise price from €26.50 to €29.50 or reduce portion to 150g

How often should you adjust prices?

Many operators fear frequent price changes. But small, regular bumps beat massive sticker shock.

  • Small increments: €1-2 increases fly under the radar
  • Seasonal timing: Start of season feels natural
  • Honest communication: "Due to increased purchase prices" works
  • Strategic selection: Not every dish needs adjustment simultaneously

The digital approach

From analyzing actual purchasing data across different restaurant types, manually checking every price consumes hours. Systems like KitchenNmbrs automatically flag dishes exceeding target food cost percentages. You instantly know which items need attention.

💡 Example: Automatic alert

You target 30% food cost. The system alerts when any dish hits 33%. Then you know: action time.

How do you perform a quarterly price check?

1

Collect current purchase prices

Ask your suppliers for current price lists. Pay special attention to your main ingredients: meat, fish, specialty products. These have the biggest impact on your cost price.

2

Calculate new cost prices

Update the ingredient prices in your recipes and calculate the new cost price per dish. Focus first on your 10 best-selling dishes - these have the biggest impact.

3

Check your food cost percentages

Divide the new cost price by your current selling price (excl. VAT). If you exceed 35%, action is needed: raise price or modify recipe.

4

Decide per dish

Not every dish needs adjusting. Look at popularity, margin and competition. Sometimes you can compensate a loss leader with a profit maker.

5

Implement changes

Update your menu and communicate price changes to your team. Explain why, so they can explain it to guests if questions come up.

✨ Pro tip

Schedule quarterly price reviews for the 15th of March, June, September, and December - right after seasonal supplier adjustments typically hit. This 90-day rhythm catches cost creep before it becomes profit drain.

Calculate this yourself?

In the KitchenNmbrs app you can do this in just a few clicks. 7 days free, no credit card.

Try KitchenNmbrs free →

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Frequently asked questions

Should I adjust all dishes when one ingredient spikes dramatically?

Focus on dishes where that ingredient represents 40%+ of total cost. A €2 salmon increase matters more in a salmon dish than a pasta with salmon garnish.

What's the maximum food cost percentage before I must act?

Most profitable restaurants stay under 32%. Once you hit 35% on any dish, it's eating your margins. At 38%+, you're basically breaking even on that item.

How do I track which suppliers raise prices most frequently?

Keep a simple spreadsheet noting price changes by supplier and month. You'll quickly spot patterns and can negotiate better or switch vendors for problem ingredients.

Can I raise prices during slow seasons without losing customers?

Actually yes - customers expect fewer options and accept higher prices during off-peak times. It's peak season price hikes that hurt most.

What if my competitor hasn't raised prices yet?

They're either absorbing losses, using cheaper ingredients, or haven't noticed yet. Don't subsidize your customers' meals while competitors figure out their costs.

How much should I increase prices when beef costs jump 20%?

Don't pass through the full 20%. If beef represents 30% of your dish cost, raise the menu price by 6-8%. Customers accept gradual increases better than shock pricing.

ℹ️ This article was prepared based on official sources and professional expertise. While we strive for current and accurate information, the content may differ from the most recent regulations. Always consult the official authorities for binding standards.

📚 Sources consulted

Food Standards Agency (FSA) https://www.food.gov.uk

The HACCP standards shown in this application are for informational purposes only. KitchenNmbrs does not guarantee that displayed values are current or complete. Always consult the FSA or your local authority for the latest regulations.

JS

Written by

Jeffrey Smit

Founder & CEO of KitchenNmbrs

Jeffrey Smit built KitchenNmbrs from 8 years of hands-on experience as kitchen manager at 1NUL8 Group in Rotterdam. His mission: give every restaurant owner control over food cost.

🏆 8 years kitchen manager at 1NUL8 Group Rotterdam
Expertise: food cost management HACCP kitchen management restaurant operations food safety compliance

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