It is possible that the user is not able to decide what to order. In this process, if the client is confused or unable to make a decision. My responsibility to explain as well as wine or other beverages. This applies to food, too much like that. You need to know about food items in each menu and how it is cooked. If you could also recommend some food to customers briefly explained. In the case of an order for alcohol, sometimes I may have to check. Check their code for proof of age. While customers with their orders, you need to write entries into notepad and then tell the chef.