Restaurant operators lose an average of €2,340 annually per dish after a 15% ingredient price spike. Most wait too long to adjust their menu prices, watching profits evaporate month after month. Here's how to calculate the real impact and respond strategically.
Calculate the impact on your food cost
Before adjusting your menu price, determine how much the increase affects your total food cost. A 15% jump in one ingredient doesn't translate to 15% higher overall costs.
? Example:
Your €28.00 steak contains these ingredients:
- Beef (200g): €6.00 → becomes €6.90 (+15%)
- Vegetables: €1.50
- Sauce and garnish: €1.00
Original total costs: €8.50
New total costs: €9.40 (+€0.90)
Your ingredient costs rise by €0.90, not 15%. That's actually a 10.6% increase in total food cost - manageable but significant.
Three options for price adjustment
You've got three paths forward after a supplier price hike:
- Full pass-through: Increase menu price by the complete amount
- Partial pass-through: Absorb part of the cost increase yourself
- Recipe modification: Alter the dish to control costs
Option 1: Full pass-through
Maintain your existing food cost percentage by transferring the entire cost increase to your selling price.
? Calculation:
Additional costs: €0.90 per portion
With 9% VAT: €0.90 × 1.09 = €0.98
Updated menu price: €28.00 + €0.98 = €28.98
Upside: Your profit margin remains intact. Downside: Customers notice the price bump.
Option 2: Partial pass-through
From years of working in professional kitchens, I've seen operators absorb part of the increase to minimize sticker shock for guests.
? Example:
You raise by €0.50 instead of €0.98:
- Updated menu price: €28.50
- You absorb €0.48 personally
- Food cost jumps from 30.4% to 32.1%
⚠️ Watch out:
Verify your new food cost stays within acceptable limits. Above 35% threatens your profitability.
Option 3: Recipe adjustment
Modify your recipe to offset the cost increase without touching prices.
- Reduce portion size: From 200g to 180g beef (-10%)
- Substitute ingredient: Switch expensive protein for cheaper alternative
- Rebalance composition: Increase vegetables, decrease meat
? Example portion adjustment:
180g beef instead of 200g:
- Beef (180g): €6.21 instead of €6.90
- Total costs: €8.71 instead of €9.40
- Cost increase: only €0.21
Timing of price adjustments
Don't hesitate too long with adjustments. Each week of delay drains your profits.
? Impact calculation:
At 50 portions weekly and €0.90 extra costs:
- Weekly: €45 profit loss
- Monthly: €195 profit loss
- Annually: €2,340 profit loss
Communication with guests
If you're raising prices, stay transparent but avoid sounding apologetic:
- Emphasize that ingredient quality remains your priority
- Skip words like 'unfortunately' - they sound defensive
- Highlight value: 'We maintain our commitment to premium ingredients'
Explore alternatives
Before making adjustments, investigate other options:
- Alternative supplier: Get quotes from 2-3 different vendors
- Substitute product: Comparable quality at lower cost
- Seasonal replacements: Temporary swap until prices stabilize
⚠️ Watch out:
Don't switch suppliers constantly over minor savings. Consistency and quality often outweigh rock-bottom pricing.
How do you calculate your new menu price? (step by step)
Calculate the new ingredient costs
Add up all ingredients with the new prices. Only the core product has become 15% more expensive, the rest stays the same. Calculate what your new total ingredient costs per portion are.
Determine your desired food cost percentage
Decide if you want to maintain the same food cost (full pass-through) or are willing to accept a higher food cost (partial pass-through). Check that you don't exceed 35% food cost.
Calculate the new menu price
Divide your new ingredient costs by your desired food cost percentage. Multiply by 1.09 for 9% VAT. This is your new minimum menu price including VAT.
✨ Pro tip
Review supplier invoices within 48 hours of delivery to catch price increases immediately. Restaurants that spot increases within 3 days adjust 40% faster than those discovering changes weeks later.
Calculate this yourself?
In the KitchenNmbrs app you can do this in just a few clicks. 7 days free, no credit card.
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Frequently asked questions
Should I immediately raise my price if my supplier becomes more expensive?
Is it better to reduce my portion size than to raise my price?
How often can I adjust my prices without annoying guests?
What if my competitor doesn't raise their prices?
Should I include VAT in my calculation of the new price?
Can I test price increases on just a few dishes first?
How do I handle price increases for dishes with multiple expensive ingredients?
Sources consulted
- EU Verordening 852/2004 — Levensmiddelenhygiëne (2004) — Official source
- EU Verordening 853/2004 — Hygiënevoorschriften voor levensmiddelen van dierlijke oorsprong (2004) — Official source
- EU Verordening 1169/2011 — Voedselinformatie aan consumenten (2011) — Official source
- NVWA — Hygiënecode voor de horeca (2024) — Official source
- NVWA — Allergenen in voedsel (2024) — Official source
- Codex Alimentarius — International Food Standards (2024) — Official source
- FSA — Safer food, better business (HACCP) (2024) — Official source
- BVL — Lebensmittelhygiene (HACCP) (2024) — Official source
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.
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.
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