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📝 Seasonality and purchasing · ⏱️ 3 min read

How do I determine which seasonal dishes should be margin drivers on my menu?

📝 KitchenNmbrs · updated 16 Mar 2026

Picture this: it's October and you're paying €1.20 per kilo for pumpkins while charging €12.50 for pumpkin soup. Meanwhile, your competitor runs the same dish year-round at €4.50 per kilo, killing their margins. Seasonal dishes offer the perfect storm - cheap purchasing meets premium pricing.

What makes a seasonal dish a margin driver?

A margin driver contributes above-average profit to your bottom line. Seasonal dishes give you a unique advantage: combine rock-bottom purchasing costs (season equals abundance) with premium pricing (guests expect to pay more for seasonal specialties).

💡 Example:

Asparagus in May-June:

  • Purchase: €8/kg (in season)
  • Portion 250g: €2.00 ingredient costs
  • Selling price: €28.00 incl. VAT (€25.69 excl.)

Food cost: 7.8% - that's ridiculously low!

The three pillars of seasonal margin drivers

1. Low seasonal price + high menu price
The biggest win from seasonality is this price gap. Guests happily pay premium rates for 'authentic' seasonal dishes.

2. Limited availability creates urgency
"Only through October" drives both order frequency and willingness to pay more.

3. High turnover rate
Seasonal dishes pull in extra covers. More volume equals more absolute profit.

⚠️ Watch out:

Seasonal dishes only become margin drivers if you price them strategically. Cheap purchasing doesn't automatically mean cheap selling.

Calculate the margin potential of seasonal dishes

For each potential seasonal dish, you'll need three key figures:

  • Seasonal food cost: Ingredient costs during season / Selling price excl. VAT × 100
  • Off-season food cost: Ingredient costs outside season / Selling price excl. VAT × 100
  • Margin advantage: Difference between both percentages

💡 Example: Pumpkin soup in October

In season (October): Pumpkin €1.20/kg

  • Ingredients per portion: €1.80
  • Selling price: €12.50 incl. VAT (€11.47 excl.)
  • Food cost: 15.7%

Out of season: Pumpkin €4.50/kg

  • Ingredients per portion: €5.10
  • Food cost: 44.5%

Margin advantage: 28.8 percentage points!

Which seasonal dishes become margin drivers?

Top candidates (biggest price swings):

  • Asparagus (April-June): 60-80% cheaper in season
  • Pumpkin (September-November): 70% cheaper
  • Strawberries (May-July): 50-60% cheaper
  • Brussels sprouts (October-February): 40-50% cheaper
  • Wild mushrooms (autumn): 30-50% cheaper

Moderate candidates:

  • Zucchini, tomato: only 20-30% difference
  • Onions, carrots: minimal seasonal advantage
  • Meat, fish: usually no seasonal pricing

Here's a mistake that costs the average restaurant EUR 200-400 per month: treating all seasonal ingredients equally. Focus on the ingredients with the biggest price fluctuations - they're your real profit drivers.

Strategic placement on the menu

Margin drivers deserve prime real estate. They compensate for dishes with thinner margins.

💡 Example: Menu balance in October

Margin driver: Pumpkin soup (15% food cost)

Average dishes: Pastas (32% food cost)

Loss leader: Steak (38% food cost)

By steering 30% of guests to pumpkin soup, you offset the loss leaders.

Position seasonal margin drivers as:

  • First item on the menu
  • "Chef's special" or "seasonal favorite"
  • With visual attention (box, different color)
  • In verbal recommendations by service staff

Timing and purchasing for maximum margin

The art lies in purchasing at the lowest point and selling before seasonal prices climb back up.

Purchasing strategy per season:

  • Early season: Purchase cautiously, prices are still dropping
  • Mid season: Purchase aggressively, lowest prices
  • Late season: Clear inventory, don't get stuck

⚠️ Watch out:

Keep your menu price stable throughout the season, even if your purchasing gets cheaper. This maximizes your margin advantage.

Measure the success of your seasonal margin drivers

Track these metrics for each seasonal dish:

  • Sales volume per week: Popular enough?
  • Food cost percentage: Does the margin stay high?
  • Absolute profit: Volume × (Selling price - All costs)

A successful seasonal dish hits at least 15% of your covers and maintains a food cost below 25%.

How do you determine which seasonal dishes become margin drivers?

1

Create a list of seasonal ingredients with price differences

Check with your supplier the prices in season versus out of season. Focus on ingredients with at least 40% price difference. Asparagus, pumpkin and strawberries are usually top candidates.

2

Calculate the food cost in season versus out of season

Create recipes with exact quantities and calculate ingredient costs. Divide by your intended selling price excl. VAT and multiply by 100 for the percentage. Look for dishes with below 25% food cost in season.

3

Test popularity with a limited introduction

Introduce the dish for 2 weeks as a special. Measure what percentage of your guests order it. Above 10% is promising, above 15% is a potential margin driver that deserves a permanent spot.

✨ Pro tip

Track your top 2 seasonal dishes weekly during their 8-week peak season: once food cost creeps above 28%, the season's over and it's time to pivot to new margin drivers.

Calculate this yourself?

In the KitchenNmbrs app you can do this in just a few clicks. 7 days free, no credit card.

Try KitchenNmbrs free →

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Frequently asked questions

How many seasonal dishes can I deploy as margin drivers at the same time?

Maximum 2-3 per season. More confuses guests and splits attention. Focus on dishes with the biggest margin advantage and ensure they together capture 30-40% of your sales.

What if my seasonal dish doesn't become popular despite low food cost?

Low food cost means nothing if nobody orders it. Adjust the recipe, change the presentation or reposition it on the menu. Sometimes a different name or better description makes all the difference.

Should I make my seasonal dishes cheaper than regular dishes?

Absolutely not - do the opposite. Guests expect to pay premium prices for seasonal specialties. Keep your price equal to comparable dishes to maximize your margin advantage from cheaper purchasing.

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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