Food Service Operation (ORC 3717.01(F)) means a place, location, site, or separate area where food intended to be served in individual portions is prepared or served for a charge or required donation.  As used in this division, “served” means a response made to an order for one or more individual portions of food in a form that is edible without washing, cooking, or additional preparation and “prepared” means any action that affects a food other than receiving or maintaining it at the temperature at which it was received.  Except when expressly provided otherwise, “food service operation” includes a catering food service operation, a food delivery sales operation, a mobile food service operation, temporary food service operation, seasonal food service operation, and a vending machine location.