Prepare ingredients: rice, millet, glutinous rice, purple rice, mung beans, red beans, red dates, peanuts, a little cooking oil and a proper amount of rock sugar. Boil Laba porridge, cereal ingredients: rice, glutinous rice, millet, etc. You should put more so that the porridge can be cooked thick. 1. Before cooking Laba porridge, soak hard cereals and beans in cold water for more than 3 hours in advance, so that the ingredients can fully absorb water and soak, and the porridge can be cooked and cooked consistently. 2. Except for the ingredients soaked in advance, all other ingredients are washed twice with clear water and then dried. 3. Add 5 times of water to the pressure cooker, add all the ingredients after boiling, skim off the floating foam, add a little cooking oil, cover the lid, start timing after the pressure cooker is started, and keep the pressure for about 20 minutes on medium fire. 4.20 minutes later, turn off the fire, naturally release the pressure, open the lid of the pressure cooker, add a proper amount of crystal sugar, then stir with a spoon, cook for about 1 minute, then melt the crystal sugar, and turn off the fire after the porridge is thick.