Picture this: you're looking at your bank account thinking business is booming, but your actual profit tells a different story. Most restaurant owners focus only on revenue while costs pile up unnoticed. That's exactly why you need a monthly P&L to see what's really happening with your money.
What is a P&L and why do you need one?
A P&L tracks every dollar coming in and going out over a specific period. Restaurants deal with countless expenses - ingredients, payroll, rent, utilities, and dozens of smaller costs that add up fast.
Without a proper P&L you're flying blind:
- You can't tell if you're actually profitable or bleeding money
- Problem areas stay hidden until it's too late
- Price adjustments become guesswork
- Unexpected expenses can sink you overnight
The basic structure of a restaurant P&L
Every restaurant P&L follows the same simple formula. Start with what comes in, subtract what goes out:
💡 Sample P&L breakdown:
Revenue (excl. VAT):
- Food revenue: €45,000
- Beverage revenue: €15,000
- Total revenue: €60,000
Costs:
- Food cost: €18,000 (30%)
- Beverage cost: €3,750 (25%)
- Staff costs: €18,000 (30%)
- Rent: €6,000 (10%)
- Energy: €2,400 (4%)
- Other costs: €3,600 (6%)
Net profit: €8,250 (13.8%)
Gather all data
Accurate P&Ls require real numbers, not rough estimates. You'll need actual invoices and receipts for everything:
- Revenue: Pull reports from your POS or accounting system
- Food cost: Add up every supplier invoice
- Staff costs: Include gross wages plus all employer taxes
- Fixed costs: Rent, insurance, software subscriptions
- Variable costs: Utilities, repairs, marketing expenses
⚠️ Important:
Always use revenue WITHOUT VAT. That VAT belongs to the tax office, not your business.
Calculate your key percentages
Raw numbers don't tell the whole story. Percentages reveal if your cost structure actually makes sense:
- Food cost: Should stay between 28-35% of food revenue
- Staff costs: Target 28-35% of total revenue
- Total expenses: Keep under 85-90% of revenue for healthy margins
💡 Quick calculation:
Food revenue: €45,000 | Ingredient costs: €15,000
Food cost %: (€15,000 ÷ €45,000) × 100 = 33.3%
That's right in the sweet spot of 28-35%.
Make it clear and comparable
From analyzing actual purchasing data across different restaurant types, consistency matters more than perfection. Stick to the same format every time:
- Use identical categories and order each month
- Complete your P&L by the 10th of each month
- Compare against previous months and last year's data
- Investigate any major changes immediately
💡 Time-saving tip:
Food cost tracking tools can automate percentage calculations and save hours of manual work each month.
Warning signs to watch for
Your P&L becomes powerful once you know which red flags demand immediate attention:
- Food cost over 35%: Your prices are too low or waste is out of control
- Labor over 35%: You're overstaffed or wages are unsustainable
- Profit under 10%: One bad month could put you in the red
- Wild swings month-to-month: Your cost controls aren't working
Build your P&L within 10 days of month-end and compare it against your targets. That's how you catch problems while you can still fix them.
How do you create a P&L? (step by step)
Gather revenue figures
Get your revenue figures from your POS system or accounting. Break it down into food revenue and beverage revenue. Always calculate excluding VAT.
Add up all costs
Create categories: food cost (all ingredients), staff costs (gross wage + employer contributions), fixed costs (rent, insurance) and variable costs (energy, repairs).
Calculate percentages
Divide each cost item by your total revenue and multiply by 100. Check that food cost stays below 35% and staff costs below 35%.
Determine your net profit
Subtract all costs from your revenue. The remaining amount is your net profit. Aim for at least 10-15% net profit for a healthy restaurant.
✨ Pro tip
Calculate your gross profit margin (revenue minus food costs) every 2 weeks during your first 12 weeks of P&L tracking. Most operators find at least one major cost leak within 30 days that adds 2-3% to their bottom line.
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 include VAT in my restaurant P&L calculations?
Never include VAT in your P&L revenue calculations. The VAT you collect goes straight to the tax authorities, so it's not actually your money. Always use pre-VAT amounts for accurate profit analysis.
What's a realistic profit margin I should target for my restaurant?
Aim for 10-15% net profit margin. Anything below 10% leaves you vulnerable to unexpected costs or slow periods. Above 15% is excellent but challenging to maintain consistently in food service.
How do I handle seasonal fluctuations in my monthly P&L analysis?
Compare each month to the same month from previous years, not just the previous month. Track rolling 3-month averages to smooth out seasonal dips and peaks. This gives you a clearer picture of actual performance trends.
📚 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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