When the beggar chicken is cold, it can be heated in the oven or microwave oven. Oven, also known as oven, oven and oven, refers to a device for cooking food with hot air, which is generally closed or semi-closed. It is called barbecue if it is heated by hot air in an open form. Oven can also be used to refer to a device for high temperature treatment with hot gas. Microwave oven (microwave oven\/microwave), as its name implies, is to use microwaves to cook and cook. Microwave oven is a modern cooking stove that heats food with microwaves. Microwave is an electromagnetic wave. Microwave oven consists of power supply, magnetron, control circuit and cooking cavity.