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📝 Seasonality and purchasing · ⏱️ 2 min read

How do I handle suppliers who charge unexpectedly higher prices during peak season?

📝 KitchenNmbrs · updated 13 Mar 2026

I'll be honest - nothing stings quite like opening that supplier invoice and seeing prices jump 40% overnight during peak season. Your asparagus costs suddenly spike from €8 to €12 per kilo, and you're left scrambling to protect your margins. But here's how you can handle these seasonal price shocks without alienating your customers.

Why suppliers raise seasonal prices

Supply and demand drives most seasonal pricing - everyone wants fresh tomatoes in winter, so prices soar. Transport costs spike during busy periods, and storage becomes a premium commodity. Weather disruptions can turn a minor shortage into a pricing nightmare within days.

💡 Example:

You normally buy asparagus for €8/kg in March. In May your supplier raises it to €12/kg due to high demand.

  • Food cost for asparagus dish was: €3.20 per portion
  • New food cost: €4.80 per portion
  • Difference: €1.60 extra per portion

At 50 portions per week: €4,160 extra costs per year

Your options when facing unexpected price increases

You've got three main paths forward, and each one affects your bottom line differently. The trick is choosing the right combination based on your customer base and competition.

Option 1: Raise menu prices

The most straightforward solution is adjusting your selling price to maintain margins. Calculate exactly what you need to charge to hit your target food cost percentage.

💡 Calculation:

Asparagus dish with 30% desired food cost:

  • Old food cost: €3.20 → minimum selling price: €10.67 excl. VAT
  • New food cost: €4.80 → minimum selling price: €16.00 excl. VAT
  • Difference: €5.33 more to charge

On menu: from €11.63 to €17.44 (incl. 9% VAT)

Option 2: Find an alternative supplier

Shop around, but don't just chase the lowest number. After managing kitchen operations for nearly a decade, I've learned that cheaper suppliers often mean quality compromises or unreliable deliveries during crunch time.

  • Request quotes from at least 3 suppliers
  • Test quality with small orders first
  • Factor in delivery costs and timing
  • Consider long-term contracts for price stability

Option 3: Adjust your recipe

Get creative with your ingredients while maintaining the dish's appeal. Reduce expensive components slightly and bulk up with complementary, cheaper ingredients.

💡 Example adjustment:

Asparagus dish from 200g to 150g asparagus + extra vegetables:

  • 150g asparagus at €12/kg: €1.80
  • 50g extra seasonal vegetables at €4/kg: €0.20
  • New main ingredient food cost: €2.00 (was €3.20)

Savings: €1.20 per portion while maintaining plate volume

Seasonal planning prevents surprises

Smart operators plan for seasonal fluctuations months ahead. Build relationships with multiple suppliers and negotiate price caps or gradual increases rather than sudden spikes.

⚠️ Note:

Never raise your menu price without recalculating your food cost. Tools like KitchenNmbrs show you the direct impact of price changes on your margin.

Communication with guests

Transparency works better than silence. Most diners understand seasonal pricing, especially if you frame it around quality and freshness rather than just cost increases.

  • Mark seasonal items clearly on menus
  • Train staff to explain pricing confidently
  • Offer alternatives at different price points
  • Run specials on stable-cost dishes

How do you handle unexpected price increases? (step by step)

1

Calculate the impact on your food cost

Work out how much your food cost increases due to the price hike. Use the formula: new food cost ÷ current selling price × 100. If you go above 35%, you need to take action.

2

Compare your three options

Calculate for each dish: new selling price with price increase, costs of alternative supplier, and cost savings from recipe adjustment. Choose the option that best fits your concept.

3

Implement your decision quickly

Make changes immediately in your system and inform your team. Update menus and train staff to answer any guest questions. Monitor closely for the first few weeks.

✨ Pro tip

Negotiate price increase caps with your top 3 suppliers before peak season hits - most wholesalers will agree to maximum 20% increases over 60-day periods rather than shocking you with sudden spikes.

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 often should I check my prices for seasonal products?

Check purchase prices weekly for seasonal items like seafood, produce, and specialty ingredients. Prices can shift dramatically within 3-5 days during peak seasons. Set up price alerts with your suppliers if possible.

Can I make long-term contracts for stable prices?

Yes, but be selective about which products you lock in. Basic staples work well for contracts, but seasonal items need flexibility. Negotiate caps rather than fixed prices - maybe 15% maximum increases during peak periods.

What if my competitor doesn't raise their prices?

Focus on your own numbers first. If competitors are absorbing losses to maintain prices, that's unsustainable long-term. Better to have healthy margins than a packed restaurant with zero profit.

⚠️ EU Regulation 1169/2011 — Allergen Information https://eur-lex.europa.eu/eli/reg/2011/1169/oj

The allergen information on this page is based on EU Regulation 1169/2011. Recipes and ingredients may vary by supplier. Always verify current allergen information with your supplier and communicate this correctly to your guests. KitchenNmbrs is not liable for allergic reactions.

In the UK, the FSA enforces allergen regulations under the Food Information Regulations 2014.

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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