1. If you want to keep the beans green, you can add some salt when cooking the beans, salt can make the chlorophyll of the beans more stable, so as to prevent it from being destroyed by high temperature.

2. When you cook the beans, you should add enough water at one time, if you add water in the middle, it will make the beans cook longer, so that the chlorophyll of the beans will be destroyed.

3. It is also a good idea to open the lid to cook the beans. Let the beans keep boiling for a long time, and do not use the lid to simmer, so as not to increase the temperature of the pot, and will not let the beans turn yellow.

4. Cooking beans, the need to control, not too long, it is best to boil the water for about ten minutes of time, if it is cooked too long, the beans of the leaf green will be decomposed, so that you can no longer see the green beans.

Maodou flavor sweet, sex flat, into the spleen, large intestine meridian. It has the effect of strengthening the spleen and broadening the middle, moisturizing dryness and eliminating water, clearing heat and detoxification, and benefiting qi. The hairy bean in the treatment of sores, carbuncles and poison, trauma bleeding, pregnancy poisoning, abdominal distension and leanness, chancre diarrhea and dysentery have outstanding efficacy, the therapeutic effect is all very great.

Maodou is a fresh legume vegetable, rich in plant protein, a variety of beneficial minerals, vitamins and dietary fiber. The protein is not only high in content and quality, can be comparable to the protein in meat and eggs, easy to be absorbed and utilized by the body.