If you are not an employee that receives a W-2 from your employer, then you are self-employed. Your business is being a self-employed food service provider.
See this TurboTax support FAQ - https://ttlc.intuit.com/community/self-employed/help/how-is-being-self-employed-different-from-being...
You enter your income and expenses for your self-employment on Schedule C or Schedule C-EZ, see this TurboTax support FAQ - https://ttlc.intuit.com/community/entering-importing/help/where-do-i-enter-schedule-c/01/26092
