"We've been doing it this way for years" might be the most expensive sentence in hospitality. Meanwhile your profit vanishes because nobody actually knows what that dish costs. Recipes without numbers aren't recipes - they're expensive guessing games.
Why "tradition" drains your bank account
Your chef makes the town's best carbonara. Guests rave about it. But here's the million-dollar question: what does one portion actually cost? Not your rough guess - the real number. Most kitchens are flying blind.
⚠️ Watch out:
A chef who portions "by feel" can cost you 20% extra without you noticing. At 100 covers per day, that's €6,000+ per year in waste.
The gap between "knowing" and "guessing"
"We always use 200 grams of pasta per person." Really? Does your chef actually weigh it, or eyeball it? And that cheese - is it 30 grams or 50?
💡 Example:
Carbonara "as always":
- Pasta: "about 200 grams" (actually 250g) = €0.65
- Bacon: "a few slices" (actually 80g) = €2.40
- Cheese: "generous" (actually 60g) = €1.80
- Cream: "splash" (actually 150ml) = €0.45
Real costs: €5.30 instead of estimated €4.20
Knowledge vanishes with departing staff
Your chef quits. The replacement makes "the same" dish, but it tastes different and costs more. Why? Because those recipes lived only in someone's head.
- Portion sizes: New chef serves bigger portions
- Ingredients: "A pinch of this, a splash of that" gets lost in translation
- Prep time: Slower preparation = higher labor costs
- Presentation: Different garnish = different expenses
What "cooking by instinct" really costs
Kitchen creativity has its place. But not with your money-making dishes. Those need consistency in taste AND profit margins. From years of working in professional kitchens, I've seen too many restaurants bleed money through portion inconsistency alone.
💡 Example calculation:
Steak "as always" vs. measured recipe:
- Estimated: 220g meat at €28/kg = €6.16
- Reality: 280g meat at €28/kg = €7.84
- Difference per portion: €1.68
- At 50 steaks/week: €4,368/year extra
Recipes as financial assets
Proper recipes aren't cookbooks - they're profit blueprints. They must include:
- Precise quantities (grams, ml, pieces)
- Current ingredient costs (not last year's prices)
- Total portion cost
- Food cost percentage
- Minimum selling price for target margin
⚠️ Watch out:
Recipes without cost calculations are worthless for business decisions. You might know how to cook something, but you won't know if it's making you money.
Moving from memory to systems
Digital recipe management isn't optional anymore. It's essential for serious restaurant operators. Tools like food cost calculators help you document recipes with automatic cost tracking.
💡 Benefits of digital recipes:
- Costs update automatically
- Price changes show immediate impact
- New staff can replicate dishes exactly
- Consistent quality and portions
- Clear view of which dishes drive profit
Begin with your top performers
Don't tackle all 50 dishes at once. Focus on your 5 bestsellers first. These are your profit engines - they need to be bulletproof.
How do you turn recipes into profitable documents?
Choose your 5 best-selling dishes
Focus on the dishes you sell most often. These have the biggest impact on your profit. Check your POS system for exact sales figures from last month.
Measure and weigh everything exactly
Have your chef make the dish as usual, but now weigh each ingredient. Including oil, butter, spices and garnish. Write everything down in grams, ml or pieces - no "pinches" or "splashes".
Calculate the cost per ingredient
Look up the current purchase prices for all ingredients. Calculate what each component costs per portion. Add everything up for the total cost per dish.
Check your food cost percentage
Divide the total ingredient costs by your selling price (excl. VAT) and multiply by 100. If you're above 35%, you're not making enough money on this dish.
Record everything in a system
Save your recipes digitally with all cost prices. Update regularly when suppliers change their prices. This way you stay on top of your margins.
✨ Pro tip
Track your signature dish for exactly 7 days - weigh every ingredient that goes into it. You'll be shocked at how much the "same" recipe actually varies between shifts.
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
Why are recipes without cost prices dangerous?
You know how to make something, but not whether you're making money on it. Without cost prices you can't set good prices and risk popular dishes eating into your profit.
What happens if my chef leaves without leaving recipes behind?
You lose valuable knowledge and consistency. The new chef has to reinvent everything, leading to different tastes, portions and costs. Customers notice the difference and your profit becomes unpredictable.
How much time does it take to work out recipes?
For your 5 most important dishes you'll spend about 2-3 hours. That seems like a lot, but it saves you hundreds of euros per month in unnecessary costs from inconsistent portions.
📚 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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