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📝 Specific kitchen types & concepts · ⏱️ 3 min read

How do I calculate the margin on a dark dining or blind tasting concept?

📝 KitchenNmbrs · updated 15 Mar 2026

Think of dark dining margins like building a bridge in fog – you need different calculations than standard restaurants. These concepts demand intensive staff guidance, specialized training, and adapted kitchen workflows that completely change your cost structure.

What makes dark dining different in terms of costs?

Dark dining forces guests to eat in complete darkness with trained staff as their guides. This creates additional cost elements you must factor into your margin calculations:

  • Intensive personal guidance: More staff per guest than normal
  • Specially trained staff: Higher labor costs due to specialization
  • Adapted dishes: Food that's easy to eat in the dark
  • Special setup: Dark rooms, adapted furniture
  • Limited table turnover: Longer seating time per table

⚠️ Note:

Your traditional food cost of 30% won't work for dark dining. Due to the extra service intensity, your food cost often needs to drop to 20-25% to achieve the same margin.

Calculate your total costs per guest

For dark dining you calculate costs per guest, not per dish. Add up all cost elements:

💡 Example calculation:

Dark dining menu for €65 per person (excl. VAT: €59.63):

  • Ingredients 4-course menu: €12.00
  • Extra service (1.5 hours guidance): €8.50
  • Special staff training: €2.00
  • Adapted room (depreciation): €3.00

Total costs: €25.50 per guest

Adjust your food cost percentage

Your food cost calculation becomes: (Total costs per guest / Sales price excl. VAT) × 100

In the example above: (€25.50 / €59.63) × 100 = 42.8% total costs. This runs higher than normal restaurants, but makes sense given the intensive experience. After managing kitchen operations for nearly a decade, I've seen dark dining concepts succeed with total cost ratios between 38-55%.

💡 Dark dining benchmark:

Common cost distributions:

  • Ingredients: 18-25% of revenue
  • Extra service: 12-18% of revenue
  • Other costs: 8-12% of revenue
  • Total: 38-55% of revenue

Margin: 45-62% (higher than traditional due to premium pricing)

Include table turnover

Dark dining requires longer seating times. Where you might normally handle 2-3 services per evening, you often only manage 1-2 services here. This impacts your daily capacity and fixed costs per guest.

Capacity calculation: (Number of seats × Services per evening × Occupancy rate) × Working days per month

💡 Capacity example:

Restaurant with 40 seats:

  • Traditional: 40 × 2.5 services × 80% = 80 guests/evening
  • Dark dining: 40 × 1.5 services × 85% = 51 guests/evening

You need to earn 36% more per guest to achieve the same daily revenue.

Seasonal effects for concept restaurants

Dark dining and blind tasting concepts are often curiosity-driven. Plan for:

  • High occupancy first months: Many curious guests
  • Lower repeat visits: One-time experience for many people
  • Seasonal peaks: Christmas, Valentine's Day, corporate outings
  • Quiet periods: Summer, holidays

Plan your margin so you're profitable even during quiet months. Calculate with 60-70% of your peak occupancy as your baseline.

Break-even calculation

For dark dining: Break-even guests per month = Fixed costs / (Average bill - Variable costs per guest)

⚠️ Note:

Variable costs run higher in dark dining due to intensive service. Calculate with €25-35 per guest instead of €15-20 in traditional restaurants.

How do you calculate the margin on dark dining? (step by step)

1

Inventory all cost items per guest

Add up: ingredients, extra service time, special training, adapted room, longer seating time. Convert everything to costs per guest, not per dish.

2

Calculate your actual capacity

Determine how many guests you can serve per evening with longer seating times and intensive guidance. This is often 30-40% less than traditional.

3

Set your minimum menu price

Divide your total costs per guest by your desired cost percentage. With 45% costs and €25.50 total costs: minimum €56.67 excl. VAT needed.

✨ Pro tip

Track your margin weekly during your first 6 months of operation. Dark dining concepts often see 40-60% fluctuations between peak and slow periods, so you'll need real data to adjust pricing quickly.

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 food cost percentage is normal for dark dining?

Pure ingredients: 18-25%. Total costs (including extra service): 38-55%. Due to premium pricing you can achieve higher costs than traditional restaurants.

How do I convert extra service time into costs?

Calculate how much longer an employee is busy per guest × hourly wage. Dark dining often costs 1.5-2x as much service time as normal service.

Do I need to source differently for dark dining menus?

Yes, focus on dishes that are easy to eat without seeing. Avoid dishes that require a lot of cutting or precision. This can affect ingredient costs.

How do I prevent seasonal dips in my margin?

Calculate your fixed costs based on 60-70% occupancy. Build in a buffer for quiet months and focus on group arrangements during slow periods.

ℹ️ This article was prepared based on official sources and professional expertise. While we strive for current and accurate information, the content may differ from the most recent regulations. Always consult the official authorities for binding standards.

📚 Sources consulted

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.

JS

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.

🏆 8 years kitchen manager at 1NUL8 Group Rotterdam
Expertise: food cost management HACCP kitchen management restaurant operations food safety compliance

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