The power of mung beans to clear heat is in the skin, and the power of detoxification is within. Therefore, if you just want to eliminate the summer heat, cook the soup when the mung beans amalgamated, with a high fire to boil, about 10 minutes can be, pay attention to do not cook for a long time. This boiled out of the soup, the color green, relatively clear. It is not necessary to eat the beans together when you drink, you can achieve a very good effect of summer heat. If it is to clear the heat and detoxification, it is best to boil the beans. This kind of green bean soup is cloudy in color, less effective in eliminating heatstroke, but stronger in clearing heat and detoxification.