1, lotus seeds boiled for about 1 hour can be cooked, with dry lotus seeds porridge can be soaked 3 hours in advance, can be soaked in cold water, can also be used to soak in warm water, should not be boiled for a long time soak.
2, if the lotus seeds are not peeled, you can use boiling water with alkali before soaking for a few moments, peeled and then soaked. Some people are accustomed to soaking lotus seeds overnight in advance, if it is in the hot weather lotus seeds will be prone to deterioration.