We should be able to eat together. Do you want to cook and eat together? The main components of rice and millet are carbohydrates, which can be used as staple food. There are not many taboos. Peanuts and walnuts are nuts and contain protein and fat. The main component of milk is animal protein, which is compatible with each other and can supplement various nutrients needed by human body. However, it should also be noted that peanuts and walnuts may cause some people allergies, such as rashes and itching. In this case, don't eat them. In addition, milk contains macromolecular lactose, and some people lack lactase to digest lactose. Drinking milk is prone to bloating and diarrhea. This situation can be replaced by yogurt, but yogurt can't be cooked, otherwise the nutrients will be destroyed.