Setting up a dark kitchen without proper financial separation is a recipe for disaster. Most restaurant owners launch their delivery concept thinking it's just an extension of their main business. But you're actually running two completely different operations with distinct cost structures and profit margins.
Why your dark kitchen needs its own P&L
Your dark kitchen operates on a fundamentally different cost model than your restaurant. There's no front-of-house staff or dining room overhead, but you're hit with platform fees that can devour 30% of your revenue and packaging costs that add up fast.
? Example:
Restaurant 'The Taste' launches dark kitchen 'Pasta Express':
- Restaurant revenue: €50,000/month, profit 12%
- Dark kitchen revenue: €15,000/month, profit 18%
- Combined it appears to be 13.5% profit
- But the dark kitchen actually delivers higher margins per euro
Without separate tracking, this insight disappears completely.
Choosing your legal framework
You've got two main paths: establish a separate BV or register a second trade name under your existing entity. Each approach has distinct implications:
- Separate BV: Complete independence, dedicated VAT number, isolated accounting
- Trade name: Same legal entity, but distinct administrative tracking and VAT codes
- Tax implications: Both structures work, but consult your accountant first
- Liability protection: Separate BV creates stronger legal barriers
⚠️ Note:
Platform commissions typically consume 15-30% of gross revenue. Build these into your cost calculations from day one, or you'll think you're profitable when you're actually bleeding money.
Structuring your dark kitchen P&L
A delivery-focused operation requires a different financial framework than traditional dining:
Revenue breakdown
- Gross customer payments
- Minus: Platform commissions (Deliveroo, Uber Eats)
- Minus: Payment processing charges
- = Your actual net revenue
Direct operating costs
- Food ingredients and prep costs
- Packaging expenses (containers, bags, branded materials)
- Direct delivery expenses (if using own drivers)
? Real numbers breakdown:
€25.00 customer order:
- Gross revenue: €25.00
- Platform commission (25%): €6.25
- Net revenue: €18.75
- Food costs: €7.50
- Packaging: €1.20
- Direct margin: €10.05 (40.2% of gross)
Overhead allocation
- Kitchen space rental (proportional share)
- Utility costs (allocated portion)
- Kitchen labor dedicated to delivery orders
- Marketing spend (social media, food photography)
- Insurance coverage
Splitting shared expenses fairly
Shared kitchen space means you need a consistent method for cost allocation. This is the kind of thing you only learn after closing your first month at a loss - picking the wrong allocation method can make your dark kitchen look profitable when it's actually subsidized by your restaurant.
- Revenue-based: 70% restaurant, 30% dark kitchen allocation
- Time-based: Track actual hours spent on delivery prep
- Space-based: Calculate square footage dedicated to each operation
⚠️ Note:
Pick one allocation method and maintain it consistently. Switching approaches monthly makes performance comparisons meaningless.
Essential metrics to track
Dark kitchens demand different performance indicators than traditional restaurants:
- Average order value (AOV): Customer spending per transaction
- Net profit margin: Earnings after platform fees
- Cost per fulfilled order: Total expenses divided by order volume
- Platform revenue mix: Performance across different delivery apps
? Sample KPI dashboard:
- Monthly orders: 450
- Average order value: €22.50
- Gross revenue: €10,125
- Net revenue: €7,594 (post-platform fees)
- Net margin: 15.2%
Technology and record-keeping
Clean separation requires the right software infrastructure:
- Accounting system: Separate cost centers or legal entities
- POS integration: Distinct reporting by business concept
- Cost calculation tools: Factor in packaging and platform fees
Modern food cost calculators can maintain separate recipe costing for each concept, including delivery-specific expenses like packaging and commission fees.
Monthly performance reviews
Run side-by-side comparisons between your restaurant and dark kitchen operations:
- Revenue performance by concept
- Net margin comparison
- Month-over-month growth trends
- Cost per order evolution
- Future growth potential assessment
Related articles
How do you set up a separate P&L? (step by step)
Determine your legal structure
Choose between a separate BV or trade name under existing BV. Discuss tax implications with your accountant. Arrange separate VAT number if needed.
Allocate shared costs fairly
Make agreements about rent, utilities and staff. Use one allocation key (revenue, time or m²) and stick with it consistently. Document your choices.
Set up your P&L template
Create a P&L with platform fees and packaging costs as separate line items. Calculate net revenue after deducting platform fees. Track KPIs like average order value.
Implement software and processes
Ensure separate reports in your POS system and accounting package. Set up cost price calculations including packaging. Create monthly comparison reports.
✨ Pro tip
Set up weekly expense reviews for your first 8 weeks - track every platform fee, packaging cost, and shared resource allocation down to the cent. Most operators discover hidden costs that eat 5-7% more margin than they originally calculated.
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
Does my dark kitchen need to be a separate BV?
How do I allocate shared kitchen costs between operations?
Which platform fees should I factor into my calculations?
Can packaging costs be deducted as business expenses?
How frequently should I compare P&L performance between concepts?
What if my dark kitchen shows losses while the restaurant profits?
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
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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