The design and preparation of the menu depends on the types of program and the choice of the host. Different types of wine-based alcoholic drinks include beer, wine, whiskey, vodka, rum, liqueurs, brandy, etc. of different brands. Wines are classified as red wine or white wine (depending on color); dry wine or sweet wines (where dry wine contains little or no sugar and sweet wine contains more sugar) or light (7 to 9% alcohol) or medium (9 to 16% alcohol) or strong ( 16 to 21% alcohol) (depending on alcohol content). The wine list also depends on the types of events. For example, if the gathering is a religious event for Muslims, alcoholic beverages are not permitted. Soft drinks or other fruit juices or non-alcoholic drinks such as hot tea and coffee are then included. The cooking process depends on the policy of the Grand Sultan, with varied request and choice of the host. It can be refrigerated, vacuum sealed, frozen, etc. or even by a conventional method. Different forms of services are practiced. The types of services depend on the types of event or gathering. For example, assisted service practiced during a wedding ceremony where guests enter, sit down, and are served entirely or partially at the table by waiters. Very often, buffet service is carried out when the food is displayed on the tables and the guests take their plate from the pile at the end of each table and take the food themselves or ask the waiters behind the table to serve.