Finance & Ops · n8n

Catch Bar Pour Cost Creep Before It Drinks Your Profit

Liquor cost creeping from 20% to 26% is silent theft — over-pours, giveaways or worse. Compare weekly usage against sales and alert on variance by category.

difficulty Intermediatesetup 30 minresult Pour cost variance surfaces weekly by category, catching leaks while they're correctable conversations.
  1. 1

    Count Weekly

    Log bottle levels by category each week.

  2. 2

    Pull the Sales

    Import the week's liquor sales from the POS.

  3. 3

    Compute the Variance

    Add a Code node comparing theoretical usage to actual depletion.

  4. 4

    Alert on Creep

    Add a Slack node flagging categories over the variance threshold.

  5. 5

    Activate and Test

    Activate the workflow with test counts. Confirm variance computes and alerts.

Frequently asked questions

What's normal variance?

2–3% covers spills and training — sustained 5%+ in one category is a conversation with a name on it.

Does measuring change behavior?

Announcing weekly variance tracking alone typically recovers a point of pour cost immediately.

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