Menu preparation and food preparation for assembly, packaging, cooking, refrigeration and/or freezing by the customer, food catering, consulting services in the field of culinary arts, carry-out or take-out restaurant services, self-service restaurants, restaurants featuring home delivery, delicatessens, cafes, cafeterias, snack bars, contract food services, cocktail lounge buffets, bar services, salad bars, providing banquet and social function facilities for special occasions