Don't steam. The microwave oven is a closed space. Heating depends on high-power heating tubes. Steaming steamed bread requires a lot of water, which cannot be evaporated. It is easy to damage the microwave oven, which may cause a short circuit and burn your microwave oven seriously. Don't steam steamed bread in a closed container. Steamed steamed bread has certain scientific basis. Steamed steamed bread, the temperature must be high, if the container is sealed, it may explode. And don't put plastic wrap and other materials in the microwave oven, which will easily cause fire, and plastic wrap and other materials will produce toxic substances at high temperature. If the steamed bread is cooked, heat it in a microwave oven, put it in a porcelain bowl and heat it for half a minute to one minute. Steam in a steamer, rice cooker or pressure cooker.