Excess inventory drains cash flow and creates waste. Restaurant owners often overbuy from fear of stockouts, but this hurts profitability more than shortages. You can calculate your optimal inventory levels and spot the warning signs of overstocking.
Signs that you have too many ingredients
Several clear signals indicate your inventory has grown too large:
- Your fridge and freezer stay packed to capacity
- Products spoil before you can use them
- Cash flow feels tight despite solid revenue
- New deliveries barely fit in storage areas
⚠️ Watch out:
Most operators think a stuffed cooler means they're prepared. But this approach typically costs more through waste and tied-up capital than it saves.
Calculate your inventory value per week
Start by determining how much money sits in your current inventory:
💡 Example inventory value:
Restaurant serving 200 covers weekly:
- Meat and fish: €1.200
- Vegetables: €400
- Dairy: €300
- Dry goods: €500
Total inventory value: €2.400
The inventory formula: how much is healthy?
A healthy inventory value runs between 1.5 and 2.5 times your weekly purchases. Anything above 2.5× typically signals overbuying.
💡 Example calculation:
Weekly purchases: €1.000
- Healthy inventory: €1.500 - €2.500
- Current inventory: €3.200
- Excess: €700 - €1.700
Conclusion: inventory runs too high
Check your turnover rate per product category
Different products need different turnover rates. Fresh items must move faster than shelf-stable goods. Most kitchen managers discover too late that treating all inventory the same creates massive waste - perishables need tight control while dry goods can sit longer.
- Fresh fish/meat: 2-3 days inventory
- Vegetables: 3-5 days inventory
- Dairy: 5-7 days inventory
- Dry goods: 2-3 weeks inventory
💡 Practical example:
You use 3 kg salmon daily and have 15 kg in the cooler:
- 15 kg ÷ 3 kg/day = 5 days inventory
- For fresh fish this exceeds ideal levels
- Target: 6-9 kg (2-3 days)
Action: order 6-9 kg less next delivery
Costs of too much inventory
Excess inventory hits your bottom line through three channels:
- Spoilage: Products expire before you can use them
- Cash flow: Money sits in products instead of your bank account
- Storage costs: You need more refrigeration space
⚠️ Watch out:
€1.000 in excess inventory costs roughly €150 yearly in interest plus €200 in additional spoilage. That's €350 you could deploy elsewhere.
How to reduce your inventory without risk
Cut back gradually over 2-3 weeks:
- Week 1: Order 20% less of high-inventory products
- Week 2: Monitor for shortages, adjust if necessary
- Week 3: Lock in the new ordering pattern
A tracking system helps you monitor actual daily usage, so you can order more precisely without excessive risk.
How do you check if you have too many ingredients? (step by step)
Count your current inventory value
Walk through your fridge, freezer and dry storage. Note how much you have of each product and what it cost. Add everything up for your total inventory value.
Calculate your weekly purchase amount
Look at your invoices from the past 4 weeks. Divide the total amount by 4 to get your average weekly purchase.
Compare inventory with weekly purchases
Divide your inventory value by your weekly purchases. If this number is higher than 2.5, you have too much inventory and can buy less over the coming weeks.
✨ Pro tip
Count your inventory value every Monday at 9 AM and track it for 4 weeks. If it climbs consistently while sales stay flat, you're overordering by roughly 15-25%.
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
How many days of inventory should I keep?
Fresh products need 2-3 days, vegetables 3-5 days, and shelf-stable goods 1-2 weeks. Your delivery schedule and consumption patterns determine the exact amounts.
What if I'm afraid of running out of ingredients?
Begin cautiously by reducing one product category by 10-20%. Monitor for shortages after a week. Most operators find they can cut significantly without service issues.
How often should I check my inventory?
Review your inventory value weekly for trends. A complete physical count once monthly works for most restaurants unless you're experiencing major discrepancies.
What do I do with products about to expire?
Feature them in daily specials, prepare items you can freeze, or offer them to staff at cost. Disposal should be your last resort since it's pure loss.
Is higher inventory normal during busy periods?
Yes, inventory naturally fluctuates with business cycles. Always measure at consistent times - like Monday mornings - to get accurate trend data rather than snapshots.
Should I track inventory turns by supplier?
Absolutely - some suppliers deliver more frequently, allowing lower stock levels. Track turns by vendor to optimize ordering schedules and identify which relationships need adjustment.
📚 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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