Are you counting inventory but missing the real goldmine of data sitting right in front of you? Monthly inventory counting isn't just about knowing what's on your shelves. It's your monthly reality check for food costs that could be silently eating your profits.
Why inventory counting and food cost belong together
Your inventory represents cash sitting on shelves. But here's what kills restaurants: suppliers bump prices while you keep serving the same dishes at the same menu prices. You're literally paying customers to eat your food.
💡 Example:
Your beef cost €18/kg last month. During inventory counting you see your supplier now charges €21/kg.
- Old food cost steak: €7.20 per portion
- New food cost steak: €8.40 per portion
- Difference: €1.20 per portion
At 50 steaks per week you lose €3,120 per year if you don't adjust.
How to use inventory counting for food cost control
Turn your monthly count into a systematic food cost review. Don't just count—analyze what those numbers mean for your bottom line.
- Compare purchase prices: Pull invoices from this month versus last month
- Prioritize volume ingredients: Focus on what moves fastest through your kitchen
- Calculate dish-level impact: How much more does each plate cost you now?
- Plan menu response: Adjust prices or tweak recipes?
The 80/20 rule for food cost control
You've got better things to do than check 200 ingredient prices. Focus on the 20% that drive 80% of your food costs. Based on real restaurant P&L data, these categories typically account for the majority of cost fluctuations.
💡 Priority list:
- Meat and fish: Biggest cost drivers, most volatile pricing
- Cheese and dairy: Regular supplier adjustments
- Olive oil and butter: High usage, price swings
- Wine by the glass: Purchase price directly hits your margin
From counting to action: concrete steps
Inventory counting without follow-up is just expensive busy work. Convert your findings into updated food costs immediately.
- Update ingredient prices: In your POS system or spreadsheet
- Recalculate food costs: Start with your top 5 revenue-generating dishes
- Check margin health: Still hitting that 35% food cost target?
- Schedule menu updates: Which prices need adjustment next month?
⚠️ Watch out:
Many operators delay price adjustments because they fear customer pushback. But running 40% food costs means you're subsidizing every meal you serve.
Digital vs. manual tracking
You can manage food costs in Excel, but that's time-intensive and error-prone. Food cost management tools automatically recalculate dish costs when you update ingredient prices.
- Manual: More work, but complete control over calculations
- Digital: Faster updates, fewer mistakes, instant impact analysis
- Hybrid approach: Track critical ingredients digitally, handle smaller items manually
Timing and frequency
Monthly food cost reviews hit the sweet spot for most restaurants. More frequent checking creates unnecessary work. Less frequent reviews let profit leaks grow too large.
💡 Schedule:
- Week 1: Complete inventory count + food cost analysis
- Week 2: Calculate updated dish costs
- Week 3: Plan menu price adjustments
- Week 4: Roll out new pricing
How do you use inventory counting for food cost correction? (step by step)
Compare purchase prices during counting
When doing each inventory count, also note the current purchase price per ingredient. Compare with last month and mark increases above 10%. Focus on ingredients you use a lot.
Calculate impact on your top dishes
Take your 5 best-selling dishes and calculate the new food cost with the adjusted ingredient prices. Check if your food cost stays under 35%.
Decide on price adjustment or recipe modification
If your food cost goes above 35%, you have two options: raise the menu price or modify the recipe (smaller portion, cheaper ingredient). Calculate both scenarios.
✨ Pro tip
During your monthly inventory count, track your actual yield percentages for proteins and produce. If you're getting 15% less usable product than expected from your whole fish, your real food cost is significantly higher than your calculations show.
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
Which ingredients should I prioritize when checking food costs?
Focus on meat, fish, cheese and other high-cost ingredients you use frequently. These items typically drive 80% of your food cost fluctuations. Start with your top 15-20 ingredients by dollar volume.
What if my supplier raises prices but I can't increase menu prices?
Consider switching to a less expensive alternative ingredient or reducing portion sizes slightly. Running food costs above 40% means you're losing money on every dish served.
How do I calculate the annual financial impact of a price increase?
Multiply the cost difference per portion by weekly volume, then by 52 weeks. For example: €1.20 extra per steak × 50 steaks weekly × 52 weeks = €3,120 annual impact.
📚 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
- Warenwetbesluit Bereiding en behandeling van levensmiddelen (2024) — Official source
- WHO — Foodborne diseases estimates (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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