Many pregnant mothers with high blood sugar during pregnancy often fret about how they should eat three meals a day. Breakfast is very important as the first replenishment of energy for the day. It is important to provide pregnant mothers with sufficient calories, especially carbohydrates, whose are the main source of energy and must be replenished adequately. If the intake of carbohydrates, i.e. staple foods, is not sufficient, tissue breakdown will occur and ketone bodies will be produced, the production of which is very detrimental to fetal development. In terms of carbohydrate selection, it is recommended that pregnant mothers with high blood sugar should choose grains and cereals, i.e. coarse grains and mixed grains to eat. Because these foods are rich in vitamins and dietary fiber, they can make pregnant women feel good satiety. In addition, it can well regulate blood sugar and blood lipid levels, which is especially suitable for pregnant mothers with high blood sugar. Especially for pregnant women with high blood sugar, in order to ensure the smoothness of blood sugar, breakfast can be divided into breakfast and breakfast and lunch, so that the blood sugar can be maintained at a stable level as much as possible after the meal, and the blood sugar level can be better controlled.