Restaurant profit margins: use the right profit measure
How do you calculate a restaurant’s profit margin?
Divide profit for a period by sales excluding VAT for the same period, then multiply by 100. State which profit measure you use: operating profit and profit after tax produce different margins. Include all relevant costs for the period before comparing months or restaurants.
Decide which margin you mean
Profit margin can refer to several measures. State the formula and the costs included so you can track the figure consistently.
- Margin after ingredients: (sales − ingredient consumption cost) / sales × 100. This leaves money to cover staff, premises and other costs; it is not final restaurant profit.
- Operating margin: operating profit / sales × 100. Operating profit includes operating expenses and depreciation, before finance items and income tax.
- Net margin in this article: profit after tax / sales × 100.
Use sales excluding VAT and costs excluding recoverable VAT. Non-recoverable VAT can form part of a cost. The Swedish Accounting Standards Board explains how revenue, expenses and profit levels relate. Accounting Standards Board guidance.
A monthly calculation
This is a hypothetical example, not an industry benchmark. All figures cover the same period and use the VAT basis described above.
| Item | Amount |
|---|---|
| Sales | SEK 500,000 |
| Ingredient consumption cost | SEK 125,000 |
| Staff costs | SEK 200,000 |
| Rent and running costs | SEK 100,000 |
| Other operating expenses | SEK 40,000 |
| Depreciation | SEK 10,000 |
| Operating profit | SEK 25,000 |
Margin after ingredients is (500,000 − 125,000) / 500,000 = 75 percent. Operating margin is 25,000 / 500,000 = 5 percent.
Now assume SEK 5,000 in interest expense, no other finance items or appropriations, and a recorded tax expense of SEK 4,000. Profit after tax is SEK 16,000, giving a 3.2 percent net margin. The tax amount is an example assumption, not a rate to use in your accounts.
Check the inputs before drawing conclusions
Purchases for a period do not necessarily equal ingredient consumption. Inventory changes can shift costs between months. Staff costs need to include more than paid wages, such as employer contributions and holiday costs. Unpaid invoices and prepaid expenses may also need allocation to the correct period.
Consider how the owner's work is compensated when comparing businesses. A restaurant where the owner works substantial unpaid hours can appear more profitable than is economically sustainable.
Find the cause behind the percentage
Start with the largest explained variance. Did ingredient costs rise because of prices, portion sizes, product mix or waste? Did staff hours increase, or did sales fall with unchanged staffing?
Choose an action and track money as well as quality. A dish with a high percentage margin may contribute less cash towards overheads than a more expensive dish with a lower percentage. Assess price increases alongside demand. A shorter sitting produces additional sales only when there are more guests to serve.
Track profitability and cash availability
Profit is not the same as money in the bank. Loan repayments, investments and payment timing affect cash flow differently from reported profit. Verksamt's cash flow budget guidance.
Use Vendion Analytics to understand sales and product mix, then reconcile these with complete accounting costs. A POS sales report alone does not show final net profit. Review margins monthly alongside budget and cash flow, using the same definition each time.
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