Saturday was full. Sixty covers, a waiting list, two walk-ins turned away, and a kitchen that did not stop from seven until ten. On Monday you look at the week and Saturday made less money than the previous Thursday, which was two thirds full. Nothing went wrong on Saturday. The room just was not working the way you assumed it was.
A cover is a person, and the number of them is a product of three things
A cover is one guest served. Covers per night is the number everybody quotes, and on its own it tells you almost nothing, because it is the result of three separate variables that you manage differently.
Seats. The physical capacity of the room, which is fixed by the layout, the fire risk assessment and the amount of space you are willing to give each table. More seats is not always more covers: a room crammed to 80 seats with no space for service runs slower than the same room at 70.
Turns. How many times each seat is used in a service. A table turned twice is worth double a table turned once, and the difference between 1.2 turns and 1.8 turns is the difference between a restaurant that works and one that does not.
Occupancy. What proportion of your seats are actually filled. A four-top seating two people costs you two covers you cannot sell, which is why table mix matters. A dining room made entirely of four-tops and a booking profile made mostly of couples will never hit its capacity.
Multiply seats by turns by occupancy and you get covers. Improving any of the three improves the result, and they are not equally easy to improve.
Turn time is where the money is, and it is mostly not the kitchen
A two-hour table on an 80-seat restaurant serving from six to ten allows roughly two sittings. Reduce the average to 100 minutes and you can plan the room differently. Extend it to two and a half hours and the second sitting disappears.
The components of turn time are almost all front of house and are worth timing honestly for a week:
- The gap between the table being ready and the guests being seated.
- The time from seating to the order being placed, which is usually the largest controllable block and is fixed by attentiveness rather than speed.
- Kitchen ticket time, which is the part chefs get blamed for and is often the smallest variable.
- The gap between the last plate being cleared and the dessert or coffee decision.
- The time from asking for the bill to paying it, where handheld payment devices save several minutes a table.
- The turnaround: clearing, resetting and reseating.
Most restaurants lose fifteen minutes at the beginning and fifteen at the end, both invisible, both costing an entire sitting across a service.
Booking policy is the other half. A two-sitting model with fixed times, stated at booking, is entirely normal now and much easier to run than hoping tables leave. It also has a cost: some guests will not book, and a rushed second sitting produces worse reviews than a relaxed single one. Which model suits you depends on the price point. A £70 average spend does not turn twice comfortably. A £28 one usually must.
Spend per head moves faster than volume and costs less to change
To raise revenue by 15% you can find 15% more customers, which requires marketing, capacity and luck. Or you can raise the average spend per head by 15%, which requires the floor team to do three or four small things consistently.
Spend per head is total revenue divided by covers, and it should be tracked by service, not just monthly, because a Friday and a Tuesday behave completely differently. The levers are unglamorous: an aperitif offered at the table rather than a drinks list left on it, wine sold by a properly designed by-the-glass range, a side dish suggested specifically, dessert offered with the plates still warm rather than fifteen minutes after clearing, coffee and a digestif as a routine question.
None of that is pressure selling. It is the difference between an order taker and a server, and it is training, scripting and measurement. Track spend per head by server if your till allows it. The variation between individuals on the same shift is frequently larger than any menu change you could make.
Watch the mix as well as the total. Drinks generally carry a higher gross profit than food, so a shift in the ratio towards drinks improves the margin even at flat revenue. That is the real reason bar-led operations survive downturns better than food-led ones.
The costs that do not care how full you are
A restaurant's cost base is mostly fixed within a service. Rent, business rates, insurance, utilities standing charges, and the core rota all run whether you serve twenty covers or sixty. That is why the last twenty covers of a busy night are worth so much more than the first twenty: the fixed costs are already paid.
It is also why a full night can still lose money. If the sitting runs long, you are paying the same rota to serve fewer covers. If the table mix is wrong, you are paying for empty seats at occupied tables. If the discount that filled the room was 30%, you have bought volume at a price that does not cover your contribution.
Labour is the biggest controllable line and it has been rising. The National Living Wage for workers aged 21 and over was set at £12.21 an hour from April 2025, and the rates are reviewed annually on the recommendation of the Low Pay Commission. Employer National Insurance was charged at 15% above a secondary threshold of £5,000 from April 2025. Both changes fall hardest on businesses with lots of part-time staff, which is every restaurant. The practical response is scheduling to the forecast rather than to habit: a floor plan and a rota built around the expected booking curve for that specific day, reviewed on the day, with a defined point at which you send someone home.
Tips are no longer part of that calculation. The Employment (Allocation of Tips) Act 2023, in force from October 2024, requires tips, gratuities and service charges to be passed to workers in full and allocated fairly, with a written policy and records kept. They are not a subsidy for wages and should not appear anywhere in your labour budgeting.
Where this shows up in the game
Restaurants and fine dining are part of Business Baron's full game, and pubs and cafés are in the free game. Break-even is a number of covers, set by a fixed cost base that leaves the account whether or not anybody came in. A full room with a low average spend can still make a busy Saturday a poor night.