Costs

    Your Price List Is Lying to You

    By Nathaniel · 4 August 2026 · 4 min read

    A blank clipboard and pencil resting on wooden produce crates in a restaurant's dry storage room

    Print a price list and it starts lying the week after you print it. A supplier moves a price, a recipe costed six months ago is quietly wrong, and nobody notices because the printed sheet on the wall still says the old number with total confidence. A price list isn't a document you finish — it's a habit you keep, or it stops being true.

    Why the static version fails

    A paper or spreadsheet price list captures one moment and then ages in silence. Nobody re-checks it until a recipe cost looks wrong, and by then the gap between the sheet and reality has been open for weeks or months — every dish costed against it during that window carried a wrong number, and every one of those numbers fed a menu price or a margin decision.

    What a price list actually needs to track

    • Per-unit price, ex-VAT — the only comparable number across suppliers and over time
    • The date of that price — so a comparison is against the last real invoice, not a guess
    • The supplier — the same ingredient from two suppliers is two different lines, not one average
    • Pack size — a case that shrinks from twelve to ten units at the same invoice total is a price increase wearing a disguise

    The live version is the honest one

    Every price on the list should trace back to the invoice date it came from — not "current," but "as of this delivery." That turns the price list from a snapshot into a history, and a history is what lets you catch a supplier's drift instead of discovering it months later on a P&L, and negotiate from proof instead of a feeling that things got more expensive.

    None of this needs to be complicated to start — one spreadsheet, updated the day every invoice lands, beats a laminated sheet from last spring. The method for keeping it current without turning it into a second job is in the supplier management guide.

    Frequently asked questions

    What is a restaurant price list (mercuriale)?

    A running record of what every ingredient costs — per unit, ex-VAT, dated, and tied to a specific supplier. It's the reference every recipe cost is built on, which is why a stale one quietly corrupts every dish costed against it.

    How often should I update my ingredient price list?

    Every time an invoice lands, not on a quarterly schedule. A price list updated in real time catches a supplier's drift the week it happens; one updated quarterly discovers it months late, after it's already cost real margin.

    Why does my recipe costing keep drifting from reality?

    Almost always because the price list behind it is static — printed or spreadsheet-based, checked rarely, and quietly out of date. Recipe costs are only as current as the prices they're built on; a live, dated price history is what keeps them honest.

    Nathaniel Gilliand

    Nathaniel Gilliand

    BSc Hospitality Management · Hotel School of Lausanne (EHL)

    Nathaniel is the founder of methodus and a hospitality operator with 20+ years building profitable F&B venues across Geneva and Dubai. A graduate of the Hotel School of Lausanne (EHL), he has launched beach clubs, cocktail bars, and multi-concept venues, and built methodus to solve the recipe documentation and staff training problems he faced firsthand.

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