Dr. Paul Borosky, DBA, MBA
Business Consultant & Fractional CFO
The Order Sells, Not the Patty.
Build a burger food truck menu around the complete order you can serve during lunch, including the fries if you promise them. Start by costing the raw beef portion, bun, toppings, and packaging. Then check whether the griddle and fryer can finish those orders together. A burger that cooks quickly is not much help when its side keeps the customer waiting.
For the double burger in this article, the illustrative food and packaging cost is $3.80. At a $12 price and an assumed 3% card fee, $7.84 remains before crew costs and the truck's other bills. This article uses that example to compare portions, added toppings, and the amount of work your menu asks the kitchen to do.
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Last Updated: 9/7/2026 · Reviewed by Dr. Paul Borosky, DBA, MBA
The Arithmetic
How do you cost raw patties without counting shrinkage twice?
First, identify the unit in the recipe. If you form two three-ounce raw patties for each burger, the recipe consumes six ounces of raw beef. Cost those six ounces at the raw purchase price. The fact that the cooked patties weigh less does not mean the recipe consumed more raw beef than you already counted.
If instead you promise a measured cooked weight, use the finished yield to determine how much raw beef the portion requires. Both methods are valid when applied consistently. Trouble begins when the owner uses a cooked cost per pound and multiplies it by a raw portion weight. That charges cooking loss twice.
Worked example
Suppose the service must cover $470 in scheduled crew cost, fuel, and a site charge. At $7.84 contribution, covering those listed costs requires $470 ÷ $7.84 = 59.95, rounded up to 60 burgers. Selling 60 leaves just $0.40 beyond the listed service costs. The truck still needs to contribute toward its continuing overhead and the owner's income where not already included.
If beef rises by $1 per pound, the raw six-ounce portion costs another $0.375. Across 100 burgers, that is $37.50 of added food cost. You can evaluate a price adjustment, purchasing change, or menu change from that number. You do not need to guess how much the invoice increase affects the plate.
Keep the menu pricing worksheet tied to the latest invoices. A recipe card is useful only when its quantities and prices match the burger your employee actually serves.
Service Pace
Where does the service slow down?
Measure the full order. A burger can finish quickly while its fries remain in the fryer. It can also sit ready while the cashier handles payment. Customers buy a complete order, so the slowest required step determines when that order can leave.
Watch the order from the customer's side. The patties need cooking space, the buns need preparation, and the fries need to arrive close enough to the burger that neither sits unnecessarily. Write those steps on the ticket test sheet and note the time each finishes. This tells you whether the cook needs help with assembly or whether the promised meal uses more fryer capacity than the truck has available.
A four-minute cooking cycle does not mean you can serve only 15 burgers an hour. Several burgers can cook at once. For an illustrative calculation, eight usable patty positions completing a four-minute cycle would provide 8 × 60 ÷ 4 = 120 patties per hour before interruptions. If each burger uses two patties, that stage's theoretical ceiling is 60 burgers.
That is a ceiling, not a forecast. Loading, cleaning, temperature recovery, safe cooking verification, bun space, and mistakes can reduce actual output. If a trial repeatedly produces 42 finished burgers per hour, use the demonstrated rate for near-term planning. Do not book an event around 60 because the arithmetic looks better.
Watch what happens when the menu mix changes. A bacon-heavy rush may need more finishing work. Several plain burgers may move faster. A large order can occupy most of the griddle. Record those patterns with completed orders in 15-minute blocks so you can see where the plan breaks down.
An extra employee should have a defined job. If the cook loses time fetching buns and packaging, a trained assembler may help. If the fryer is fully occupied and everyone waits, adding a person may not change output. Fix the limiting step before committing to more labor hours.
Give customers an honest wait estimate based on the open tickets. Stop taking unavailable items out of habit. When the line grows beyond what the remaining service period can handle, adjust ordering through a clear process. Selling meals you cannot finish on time creates refunds and frustration rather than useful revenue.
Add-Ons
Do fries, drinks, and combos leave more money?
Add-ons can improve the sale, but they should stand on their own numbers. Begin with the cost of the portion, including ingredients, packaging, and processing. Then ask whether selling it adds labor or displaces another order. A low ingredient percentage can hide an expensive preparation process.
Consider an illustrative side of fries sold for $4. Food, allocated frying oil, seasoning, and packaging cost $1.20. Processing costs $0.12. Each side leaves $2.68 before any added labor or equipment costs. If 50 of 100 burger customers buy fries, the sides contribute 50 × $2.68 = $134.
If preparing those fries requires an extra $90 employee shift, the improvement falls to $44 before other changes. That may still be worthwhile. It is simply different from assuming the full $134 reaches the owner's pocket. Count the work created by the item, not only the potatoes in the serving.
Fresh-cut and purchased prepared fries should be compared as complete processes. Include peeling or trimming where applicable, cutting, handling, storage, oil, preparation time, and waste. A higher purchase price may buy useful labor savings. A lower purchase price may be better when you already have the required labor and facilities. Test the actual alternatives you can source.
For a combo, calculate the combined price rather than reuse the stand-alone margins. A $12 burger and $4 fries sold together for $15 include a $1 discount. Ask whether the offer converts a burger-only customer or discounts a customer who would have bought both. Your register data can show the mix over time.
Keep the sales prompt specific and simple. “Would you like fries with that for four dollars?” gives the customer a clear decision. Record the attachment rate by service instead of assuming an industry percentage will appear once you train the wording.
Avoid turning the drink menu into a second kitchen. Bottled drinks may leave fewer dollars per unit than a house beverage, but they can save preparation and handoff time. A house drink may be worthwhile if it fits your existing storage and station work. The right choice is the one that improves the whole service.
The Comparison
Is the specialty burger worth its extra work?
Compare a specialty burger with the basic burger using both the selling price and the added ingredients. Suppose bacon and another cheese slice add $0.90 to the example's $3.80 order cost, and you charge $2 more. At a $14 sale with the same assumed 3% fee, the specialty burger leaves $14 minus $4.70 minus $0.42, or $8.88. That is $1.04 more than the basic burger's $7.84, before any added labor.
That extra dollar may be worthwhile. The next question is what it costs you to earn it. If bacon is prepared ahead using your approved process and finishing takes little extra work, the item may fit well. If the build requires an egg cooked separately and a sauce mixed for each order, you need to observe whether it delays the rest of the queue. The customer buys the extra ingredients, but your business pays for their time on the equipment too.
Now compare the actual mix of orders with the forecast. Sixty basic burgers and forty specialty burgers leave $825.60 before labor and other costs in this example. One hundred basic burgers leave $784. The specialty sales add $41.60, not the full $80 of extra revenue. That distinction helps you decide how much additional preparation time is reasonable.
Check the burger after it has been boxed for the normal customer wait. A tall build may compress, a wet topping may affect the bun, and a sauce may leak into the fries. Change the build or packaging if that is what the test shows. Charging for a premium burger creates an expectation about the meal the customer eats, not just the burger the cook sees on the counter.
Keep a short list of remakes with their causes. A missing topping needs a different correction from an incorrect temperature check or an order handed to the wrong person. When the same error repeats, revise that step and train it. This is how you protect the extra money earned by the specialty option instead of spending it on avoidable replacements.
Match the sales forecast to a tested service rate and an actual selling window. If the plan assumes 100 burgers during a two-hour lunch, show how the crew completes 50 per hour while also handling sides and payment. A griddle specification is not proof of complete-order capacity. Include preparation and closing hours in the labor budget so the plan does not depend on invisible owner work.
Do This
What Dr. Paul Would Do
Dr. Paul would define the raw patty weight and cost the basic burger before adding a specialty build. He would compare the example's $7.84 contribution with the specialty burger's $8.88, then count the extra preparation and finishing work. Next, he would watch burgers and fries leave together during a full service test. A faster griddle would not be his answer to a fryer delay. He would also inspect a boxed order after its normal wait. The menu would keep the burger customers want when its added price covers the ingredients, work, and service demands it creates.
FAQ
Frequently asked questions
Is a smash burger always the best choice?
Should raw patty costs include a separate shrinkage charge?
Should I allow customers to change the burger?
Why do good burger sales sometimes leave little money?
Next Step
Find Out What the Busy Line Actually Earns
If you have customers but the earnings do not match the effort, see Dr. Paul's business consulting options. Bring your recipe cards, crew hours, and recent sales. The food truck business hub connects menu and service decisions with your broader financial plan.
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Dr. Paul Borosky, DBA, MBA
Business Consultant & Fractional CFO | 14+ Years | 1,000+ Clients Served
Dr. Paul Borosky, DBA, MBA, business consultant and fractional CFO, is dedicated to making CEOs stronger, sharper, and more effective. He is the founder of Quality Business Plan, creator of Dr. Paul's Organize-Plan-Grow™ Strategy, author of numerous published books on Amazon including The Food Truck Business All-in-One Handbook, and publisher of over 1,000 business-focused videos on YouTube. For over 14 years, he has helped food truck, restaurant, and small business owners turn a busy operation into a profitable one.
Dollar figures on this page are illustrations used to show the calculation, not projections for your business. Costs, prices and yields are examples, not quotes or guaranteed results. Industry figures are presented to the best of our knowledge based on publicly available information at time of publishing and may change over time. Sources: USDA Food Safety and Inspection Service. Always verify current details before making business decisions.