Your delivery platform becomes your secret weapon for testing new dishes without the risk. You've got that Korean fusion burger idea brewing, but the thought of it flopping in front of your regulars makes you sweat. Delivery customers actually hunt for new flavors and hand you brutally honest feedback through reviews - and you can tweak things on the fly.
Why delivery works so well for testing
Delivery customers behave completely differently than your in-house diners. They're hunting for something new, willing to gamble on weird combinations, and they'll roast you (or praise you) with zero filter in those star ratings. Plus you won't need to reprint menus or train servers on ingredients they can't pronounce.
💡 Example:
Restaurant De Smaak tests a new Korean BBQ burger only via Thuisbezorgd:
- Week 1: 15 sold, 4.2 stars
- Week 2: adjustments, 28 sold, 4.6 stars
- Week 3: 45 sold, 4.8 stars
Result: After 3 weeks confident enough for main menu
The data that actually matters
Forget just counting sales. These specific metrics tell the real story:
- Weekly sales progression - climbing numbers mean you're onto something
- Review content and star ratings - customers become your free focus group
- Customer return rate - do people actually reorder this thing?
- Real-world food costs - your spreadsheet math vs. what actually happens
- Kitchen execution time - does it destroy your flow during dinner rush?
Your 3-week testing framework
Week 1: Launch and learn
Go live with your best guess recipe, portion size, and pricing. Document every disaster and win - sales numbers, angry customers, kitchen meltdowns. This becomes your reality check.
⚠️ Note:
Order ingredients conservatively. You'd rather restock twice than watch expensive proteins rot in your walk-in.
Week 2: Refine and adjust
Time for surgery based on actual feedback. Portions look tiny in photos? Bump them up. Customers calling it bland? Double your seasoning game.
Week 3: Validate improvements
Find out if your fixes actually worked. Sales still climbing? Reviews mentioning the improvements? Then you've got a winner ready for prime time. This is the kind of thing you only learn after closing your first month at a loss - real customer behavior trumps your assumptions every time.
Dialing in your food costs through testing
Each test week gives you shots at optimizing your margins:
💡 Example food cost optimization:
Pulled pork burger test:
- Week 1: 180g meat, food cost 38% - ouch
- Week 2: 150g meat + extra sauce, food cost 32% - getting there
- Week 3: different supplier, food cost 28% - nailed it
Sales increased despite less meat due to better flavor balance
Moving from test to permanent menu
A dish earns its permanent spot by hitting these benchmarks:
- Consistent 4.5+ star average across three weeks
- Sales that keep growing or plateau at strong levels
- Food cost under 35% (delivery runs higher due to platform cuts)
- Smooth kitchen integration without breaking your workflow
- Reliable ingredient supply chain
Digital tracking beats spreadsheet chaos
Excel becomes your enemy once you're testing multiple dishes. A dedicated tool keeps you sane:
- Accurate food cost calculations with ingredient tracking
- Weekly performance comparisons side-by-side
- Recipe change history and cost impacts
- Customer feedback compilation
Everything in one place means you can spot your winners and dump your losers fast.
How do you test a new dish via delivery? (step by step)
Calculate food cost and price conservatively
Work out all ingredients, including packaging and platform fees. Set your selling price 10% higher than you think - you can always lower it.
Add to delivery platform with clear description
Write an attractive description with ingredients. Take a good photo or temporarily use a stock photo. Put it in a separate category like 'New'.
Track all data for 3 weeks
Note daily: quantity sold, reviews, kitchen issues, actual food cost. Make adjustments after week 1 and 2 based on feedback.
Evaluate and decide
After 3 weeks: 4.5+ stars and rising sales = ready for main menu. Less than 4 stars or declining sales = back to the drawing board.
✨ Pro tip
Launch test dishes on Friday or Saturday nights - customers order 40% more adventurous items on weekends. Monday launches give you falsely conservative data that won't reflect real weekend demand patterns.
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 long should I test a dish before adding it to my main menu?
Give it a full 3 weeks minimum. Week 1 establishes your baseline, week 2 lets you make adjustments, and week 3 confirms those changes worked. Anything shorter gives you garbage data.
What if my test dish gets terrible reviews?
Pull it immediately if it drops below 3.5 stars after the first week. Fix the recipe completely and test again later. Don't let one bad dish tank your restaurant's reputation.
Should delivery food costs run higher than in-house dishes?
Absolutely - expect 3-5 percentage points higher due to platform fees and packaging costs. If your restaurant target is 30% food cost, then 33-35% for delivery makes perfect sense.
Can I test multiple new dishes simultaneously?
Stick to 2-3 maximum at any time. More than that and you'll lose track of what's actually working. Better to nail a few tests than half-ass a bunch of them.
📚 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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