The nutritional conditions met by a good breakfast are sufficient energy, rich in protein, vitamins, minerals and the most basic dietary fiber. In the words of the common people to understand, breakfast should start with cereals, such as eating a steamed bun and drinking a bowl of porridge, which is to provide basic calories. In addition to this, you should also eat an egg or drink a bag of milk to supplement the quality of protein. In addition to this it is best to have some vegetables, such as pat cucumber, mixed tomatoes, fried green peppers, which is good for vitamin supplementation. So, breakfast must meet the most basic grain intake to provide energy, an egg, a bag of milk or soy milk to provide quality protein intake, and then add vegetables to supplement the most basic vitamins and minerals, only such a breakfast can start a good day.