How To Write A Financial Plan For A Restaurant . With fixed costs of $10,520 per month at the outset (to cover payroll and other operating costs), and variable costs (inventory) at 74% of sales, we need to bill $41,167 to cover our costs. This is where a table of contents comes in. Restaurant Business Plan Financial Projections from toxecexamyniwapav.lausannecongress2018.com This is where a table of contents comes in. Treat the executive summary as the basic foundation for the restaurant proposal. Total amount paid by customers for food and beverages.