Society has developed, people have more money, eat more and more refined diet, lifestyle and eating habits are becoming more and more westernized, a variety of Western fast food more into our oriental stomach. Looking at the development of human beings, you will find that the more developed the society is, the higher the incidence of several diseases, such as diabetes, cardiovascular diseases, cancer. It has been realized that the lack of plant fiber in the diet is one of the causes of these diseases. Among them, the occurrence of colon cancer is closely related to the low intake of fiber. The change of diet structure is an important factor that has led to the increase of colorectal cancer in China in recent years. There is no magic food in the world that can prevent cancer, but some foods are somehow linked to the occurrence of cancer, and some foods do reduce the chance of developing certain types of cancer. Coarse grains contain more dietary fiber, which is not among the usual nutrients because it cannot be digested and absorbed. However, this does not prevent it from having very good health value. Some studies have found that Africans who eat multi-fiber foods have a faster time from eating to defecation, taking an average of 14.5 hours and an average of 480 grams of feces per day, while British people who eat a high-fat diet have an average defecation time of 28.4 hours and an average of 115 grams of feces per day. At the same time, the incidence of colorectal cancer among Africans is significantly lower than that of the British. Recommended foods rich in plant fiber rice, wheat (whole wheat), sweet potatoes, corn, barley, sorghum, oats, potatoes, etc. Of course fresh vegetables as well as fresh fruits, seaweed and nori are also good sources of plant fiber. There is no doubt that coarse grains usually taste worse than fine grains, which is one of the main reasons why people avoid coarse grains and seek fine grains. How to pay attention to cooking methods, improve the taste of coarse grains, to make delicious coarse grains, so that both nutritional health, but also not to lose appetite? There are two basic principles: first, and fine grains with food; second, coarse grains and fine work. For example: the way to eat corn and fine grains with can do ① corn cake, flour plus corn flour can be steamed into cake. ② Corn cake, mixed with the right amount of soybean flour to make a nest. ③ Corn steamed buns, mixed with flour to make steamed buns.