The custom of drinking Lapa congee on Lapa Day originates from Buddhism. On the eighth day of the twelfth month of the lunar calendar is the Buddha Sakyamuni became a day, ancient Indians in order not to forget the Buddha became a day before the suffering, but also in order to commemorate the Buddha in the eighth day of the twelfth month of enlightenment to become a Buddha, they will be in the day to eat mixed congee as a remembrance.
First you need to soak the red beans and corn for 3-4 hours in advance. Next, the other ingredients are mixed and washed. Finally, all the ingredients are mixed into a pot, add enough water, boil and simmer on low heat to make porridge.