75% of restaurant expansions fail due to weak financials. Many restaurant owners want to expand, but don't know if their current numbers can support growth. Here are the key financial indicators to check before making the leap.
The 4 crucial numbers for growth
Before you open a second location or expand your team, these numbers need to be solid:
- Food cost under 32% - You have margin for unexpected costs
- Labor costs under 35% - You can temporarily double staff
- Cashflow positive - At least 3 months buffer
- Revenue growth stable for 3 months - No one-time spike
💡 Example:
Restaurant De Smaak wants a second location:
- Monthly revenue: €45,000
- Food cost: 29% (€13,050)
- Labor: 33% (€14,850)
- Fixed costs: €8,000
- Profit: €9,100 (20%)
These numbers are strong enough for growth.
Food cost: your most important growth indicator
Your food cost reveals how much room you've got for mistakes. And mistakes happen during growth - wrong orders, waste from inexperienced staff, suppliers that cost more than expected.
⚠️ Watch out:
A food cost of 35% leaves no room for growth mistakes. You need a maximum of 32% to safely expand.
Calculate your food cost like this:
- Food cost % = (Ingredient costs / Revenue excl. VAT) × 100
- Check this over the last 3 months
- Analyze your 5 best-selling dishes separately
Cashflow: your growth fuel
Growth always costs more than you think. New equipment, extra inventory, double rent during renovation - everything hits before the extra revenue starts flowing.
💡 Example growth costs:
Opening a second location:
- Deposit + first rent: €8,000
- Renovation: €25,000
- Equipment: €15,000
- Initial inventory: €3,000
- Launch marketing: €2,000
Total: €53,000 before you earn your first euro.
Rule: Have at least 150% of your estimated growth costs available. So with €53,000 in growth costs, you need €80,000. This is a pattern we see repeatedly in restaurant financials - underestimating expansion costs leads to cash flow crises within the first six months.
Revenue stability: don't grow on a peak
Many entrepreneurs think about growth during a good period. But one strong month doesn't mean lasting growth.
- Check revenue over 12 months
- Look at seasonal patterns
- Measure average check value per month
- Check number of covers per day
⚠️ Watch out:
A summer terrace that brings in €20,000 extra disappears in winter. Calculate growth based on your lowest month.
Labor costs: room for double staffing
With growth, you temporarily have double costs: your existing team plus new staff you need to train. That's 2-3 months of extra payroll you need to cover.
Typical labor costs:
- Restaurants: 28-35% of revenue
- Fast casual: 25-30% of revenue
- Fine dining: 30-40% of revenue
For growth, you need a maximum of 32%, so you can temporarily go to 40-45% without running a loss.
The growth checklist
For every growth step, check these points:
- Food cost under 32% for 3 months
- Labor costs under 32%
- Cashflow buffer of 6 months fixed costs
- Revenue growth stable for at least 3 months
- All recipes and processes documented
- At least 1 experienced team member available for new location
💡 Tools help:
Food cost calculators give you all your numbers in one overview. Food cost per dish, revenue trends, and inventory value. Handy to quickly check if you're ready for growth.
How do you check if your numbers are strong enough? (step by step)
Calculate your average food cost over 3 months
Add up all ingredient costs and divide by your total revenue (excl. VAT). Multiply by 100 for the percentage. This needs to be under 32% for safe growth.
Check your cashflow and buffer
Add up all your available money (account + credit limit). Subtract your estimated growth costs. Keep at least 3 months of fixed costs as a buffer.
Analyze your revenue stability
Compare your last 6 months of revenue. If each month is within 15% of the average, your revenue is stable enough for growth. Large fluctuations mean more risk.
✨ Pro tip
Track your food cost weekly for the first 90 days after expansion. During growth phases, food costs can spike 3-5% due to training inefficiencies and supplier changes.
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
What if my food cost is 34%, can I still grow?
Growth is possible, but riskier. Focus first on lowering your food cost by optimizing recipes and adjusting prices. Every percent of food cost you save gives you more room for growth mistakes.
How much buffer do I need at minimum for a second location?
At least 6 months of fixed costs for both locations, plus your estimated startup costs. For an average second location, that's often €60,000-€100,000 in available cash.
Can I grow with a loan instead of my own money?
Yes, but make sure your cashflow can handle the extra interest and repayment. Calculate this with your worst month as the starting point, not your best month.
What if my revenue is seasonal?
Then calculate growth based on your lowest season. A summer terrace doing €30,000 per month disappears in winter. Plan your growth based on winter revenue, then you're safe year-round.
📚 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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