A long read, but worth reading if you are in this domain: http://msdn.microsoft.com/en-us/library/windows/desktop/aa365247%28v=vs.85%29.aspx.
Manage Food Service Staff. Food and beverage managers are often responsible for recruiting, hiring, training, evaluating and terminating food service staff members. Personnel management of restaurant staff requires experience as well as interpersonal skills.
Management dietitians plan food programs. They work in food service settings such as cafeterias, hospitals, prisons, and schools. They may be responsible for buying food and for carrying out other business-related tasks, such as budgeting. Management dietitians may oversee kitchen staff or other dietitians.