MasterPrompt VaultBY MASTERESTAURANT

AI assistant · N5 Complete system

◆ Included in the annual plan👨‍🍳 Standard Recipes, Spec Sheets and Productionv1.0.0 · 2026-08-26
📊 Works best with an AI that reads Excel or Sheets (Claude for Excel, ChatGPT, Copilot in Microsoft 365) · optional

Recipe Costing Builder for Restaurants

Loads today's purchase prices onto the recipe you already have and returns each dish's cost per portion with a verdict against the printed menu price, ranked by money and not by percentage.

N5
Depth
9/23
Your data
3
Compatible AIs
5
Steps to use it
Depth of the resulttap a level to see what you get
◀ Put out today's fireRun the year ▶
🏛️

N5Complete system

Several chained pieces you install and operate over time, with their review cadence. It changes how the business runs, not one decision.

◆ This assistant 110 of the 164 published assistants are at this level

Is this for you?

What it does and what you get

  • Most owners carry a dish cost somebody worked out once and nobody touched again, while the supplier moved prices three times.
  • This assistant re-costs the portion with this week's invoices, stamps an expiry date on the number and says, dish by dish, which one still pays for the price already printed and which one does not.

What you end up with

A costing card per dish with price and date per item, the portion cost split into product, invisibles and packaging by channel, the verdict matrix ranked by margin in money, the re-costing template with an owner, and the month-end checklist.

EXAMPLE This is what you getAn example built with Sazón de Origen, the house's fictional restaurant.Not your data: your result is built with YOUR restaurant's.See the full example →

Sample result

Sazón de OrigenFictional contemporary Colombian restaurant in Medellín, 2 locations, 6 years in business. Every sample result in the library comes from this same case. Fictional restaurant

The owner asked this: «The menu has been printed since February and I buy meat three times a week. I want to know which of my three mains stopped paying, with numbers I can show the chef.»

The portion that leaves the pass was costed, not the one the menu describes. Every price carries the day of its last August invoice in Medellín, and it is per NET unit: it already has the measured yield factor applied. Without that step the table would charge trimmed weight at purchase-weight prices and the costing would come out low.

ItemUnitNet quantityUnit pricePrice dateCost in the portion
Beef postakg140 g26,000 COP/kgAug 123,640
Chicharrónkg60 g32,000 COP/kgAug 121,920
Chorizounit1 of 55 g1,100 COP/uAug 101,100
Cooked cargamanto beanskg180 g11,200 COP/kgAug 082,020
Avocadokg70 g14,000 COP/kgAug 12980
Arepaunit1950 COP/uAug 05950
Eggunit1800 COP/uAug 12800
White ricekg120 g4,600 COP/kgAug 05550
Hogao (sub-recipe)kg40 g12,500 COP/kgAug 08500
Ripe plantainkg90 g4,200 COP/kgAug 08380
Portion close-outDining roomDelivery
Product12,84012,840
Invisibles (oil, salt, seasoning)460460
Channel packaging01,250
Total portion cost13,30014,550
Against the 42,000 COP menu price31.7 %34.6 %

The same plate clears the house costing rule at the table and breaks it on delivery by 2.6 points. Illustrative figures for this case.

This is 2 of 3 parts. Behind the wall sits the part that turns costing into a habit: the re-costing template with an owner per item family and its review date, the one-page closing checklist, and the indicator you look at on the first Monday of every month —how many dishes on the menu carry a costing older than 30 days. Without it you costed once; with it the number stops ageing in silence.

See the full example — free account

Works with these AIs

Claude — the best for this assistant The best one here: it holds the costing card with all six columns and a date on every price without collapsing them, and it does not fold when the uncomfortable conclusion is that the best seller is the one to touch. Ask for margin in money before the percentage.

How to use it

Fill in My Restaurant: concept, cuisine, city, star dishes, price range and target food cost, so the costing speaks about your house and not a generic restaurant.
Have the last 30 days of purchase invoices at hand, plus the recipe for your fastest-turning dishes with quantities and units.
Paste the assistant into your everyday AI and answer its questions one at a time, without running ahead.
Read the verdict matrix top to bottom: it is ranked by the month's margin in money, not by percentage.
Stamp a 30-day re-costing date on every card and book the review for the first Monday of next month.

Which of your data it uses

9
of 23

This assistant works with 9 of the 23 fields in «My Restaurant», among them Business type, Cuisine or concept and City and country. It does not ask out of curiosity: these are what make the answer speak about YOUR scale instead of an industry average — the same calculation on a business of another size returns a number you cannot decide with. You fill them once and they apply across the library, so the second assistant you open already starts with them in place. Whatever you leave blank, the assistant asks for one thing at a time instead of inventing it, and says so before answering, so you know what it is working from.

Business typeCuisine or conceptCity and countryBest-selling dishesMenu price rangeAverage check (with currency)Active sales channelsApproximate food cost (%)Main goal this year

Always up to date

Every assistant carries a visible version and date. When an AI changes how it works, the assistant's version goes up and you see what changed.

More assistants in this category

Included in the always-growing library

Access to every published assistant, adapted to your AI and personalised with your restaurant's data, updates included.

Recipe Costing Builder for RestaurantsN5 · Complete system · Included in the annual plan See the plan

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