To make mung bean porridge mung beans usually need to be soaked for 1-3 hours, it needs to depend on which kind of pot is used to cook mung bean porridge. If you are using a pressure cooker, you can cook the mung beans more thinly and usually soak them for 1 hour in advance. If you are using a natural gas pot, you usually need to soak mung bean porridge for three hours in advance to cook the mung beans completely, which is more favorable to the body's digestion and absorption. Mung beans can clear heat, detoxification, especially suitable for summer drink.