Milk contains enough protein. With whole wheat bread or a banana, an apple can refresh you all day. When eating, you can eat apples first, and then whole wheat bread. If you choose bananas, then bananas should be eaten last, and the most important thing is not to waste too much time.
Eight-treasure porridge, (red beans, mung beans, peanuts, longan, red dates, etc. You can cook according to your own taste), or have some side dishes such as sausage, eggs and tofu.
Eight-treasure porridge itself is a kind of coarse grains, with no calories and high crude fiber content. With some side dishes, it is also a good nutritious breakfast.