The invention relates to coarse cereal flour nutritional food convenient to eat, which belongs to the technical field of healthcare food. The product is prepared from 11 raw materials such as buckwheat, oats, millets, sorghum, corns, purple rice, black rice, red beans, green beans, peas and black beans, and the raw materials are selected, impurity separated, crushed, weighed, proportioned, mixed, pulped, cured at a high temperature, regulated in a pot, enzyme deactivated, sterilized, homogenized, spraying dried, finished product selected, and packaged to prepare the coarse cereal flour nutritional food convenient to eat. The coarse cereal flour nutritional food is scientific in material proportioning, advanced in process, rich in vitamins and various trace elements, high in nutritional value, capable of improving the high blood fat, high blood glucose or the nutritional condition of people with imbalance nutrition, and capable of helping sub-health people to be recuperated as soon as possible after being eaten for a long time; and an anti-aging effect can be realized for healthy people after the healthy people eat the coarse cereal flour nutritional food.