Transform your food cost data into actionable decisions that boost profitability within 30 days. Most restaurant owners collect endless data but freeze up at decision time. Here's how to build a system that turns numbers into strategic choices.
From numbers to decisions
Most owners stop at viewing their food cost percentages. They spot a dish at 37%, think "that's problematic" and then... nothing happens. Real decision-making means converting that data into three specific options.
💡 Example:
Your ribeye shows 37% food cost:
- Option 1: Bump price from €32 to €35 → cost drops to 31%
- Option 2: Trim portion from 250g to 220g → cost becomes 32%
- Option 3: Source cheaper cuts → save €2/kg = 30% cost
A decision partner presents these choices. You pick what matches your brand.
Ask the right questions of your numbers
Ditch "What's my food cost?" for questions that drive action:
- Which 3 dishes drain the most cash? (absolute euros, not percentages)
- What's my profit per plate on each dish?
- How does promoting this dish affect my weekly profit?
- Which menu item should get the axe?
⚠️ Watch out:
The highest-cost dish isn't always your biggest problem. From years of working in professional kitchens, I've seen a 40% cost dish sold 5 times weekly hurt less than a 35% dish moving 50 plates.
Build scenarios for every decision
Every potential change needs three scenarios mapped out:
- Scenario 1: Sales drop 10%
- Scenario 2: Sales remain flat
- Scenario 3: Sales jump 10%
💡 Example price increase:
Raising pasta from €18 to €20. Current volume: 100 portions weekly.
- Scenario 1 (-10%): 90 portions × €20 = €1,800 weekly
- Scenario 2 (flat): 100 portions × €20 = €2,000 weekly
- Scenario 3 (+10%): 110 portions × €20 = €2,200 weekly
Previous revenue: 100 × €18 = €1,800. Even losing 10% volume maintains current income.
Use weekly check-ins
A decision partner delivers specific action items weekly. Not just data, but marching orders:
- Monday: Identify last week's top 3 volume dishes
- Wednesday: Flag major food cost swings from previous week
- Friday: Design next week's menu around profit margins
Automate your decision tree
Create non-negotiable rules:
- Food cost exceeds 35%: Check portions first, then pricing
- Dish sells under 10 weekly: Add to removal consideration list
- Ingredient costs spike 15%+: Menu price adjustment within 14 days
💡 Example decision rule:
"Any dish generating under €8 profit per plate AND moving fewer than 15 weekly gets flagged for removal."
This eliminates decision fatigue - your framework decides for you.
Measure the impact of your decisions
Effective decision partners track whether changes actually work. Monitor these metrics for every adjustment:
- Volume data 4 weeks pre and post-change
- Weekly margin totals per affected dish
- Guest feedback (reviews, server reports)
A price hike causing 20% volume loss might've been wrong. But removing a dish that boosts overall profit? Smart move.
How do you turn numbers into a decision partner?
Ask the same 5 questions every week
Which 3 dishes sold the best? Which 3 generated the most revenue? Which 3 cost the most? Which dishes am I losing money on? What can I do differently next week?
Create 3 scenarios for every decision
For every change (price, portion, ingredient) you calculate what happens with 10% less sales, equal sales, and 10% more sales. That way you see the risks beforehand.
Set fixed decision rules
Make rules like 'food cost above 35% = adjust price' or 'sold less than 10 times per week = consider removing'. Then you don't have to think it through each time.
Measure impact after 4 weeks
Track whether your decisions work by comparing sales numbers and margins with 4 weeks ago. That way you learn which choices work out well and which don't.
✨ Pro tip
Focus your first 2 weeks exclusively on your 5 highest-volume dishes - if these show strong profitability, you've addressed 80% of potential issues. Everything else becomes secondary optimization.
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
How often should I review numbers to make solid decisions?
Thirty minutes weekly hits the sweet spot. Daily reviews create obsessive behavior, monthly checks miss crucial adjustment windows. Weekly analysis provides enough trend data without consuming excessive time.
What if my instincts conflict with what the data suggests?
Test the numbers for 4 weeks before making permanent changes. If a dish truly underperforms, try modifications like smaller portions or ingredient swaps before elimination. Find middle ground between intuition and analytics.
Can over-focusing on numbers kill my creative menu development?
Numbers actually enable creativity by providing security. Once 80% of your menu shows solid profitability, you can safely experiment with the remaining 20%. Without financial clarity, risk-taking becomes dangerous.
Which single decision typically creates the biggest profit impact?
Optimizing your 3 highest-volume dishes usually wins. Adding €1 margin to a dish selling 50 times weekly generates €2,600 annually - often more valuable than launching entirely new menu items.
How do I avoid constantly adjusting prices and confusing customers?
Set minimum thresholds: only change prices when ingredient costs shift €0.50+ per portion, or food cost percentages move 3+ points. Small fluctuations get ignored to maintain menu stability.
Should I prioritize high-margin dishes or high-volume dishes for optimization?
Start with high-volume dishes regardless of current margins. A 2% improvement on something you sell 100 times weekly beats a 10% improvement on something moving 5 plates. Volume amplifies every optimization.
📚 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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