Tools/raw materials: paper towel, scouring pad, detergent, tap water, white vinegar, casserole.

1, after taking it out, wipe off the residual dust on the pot with paper towels, then pour in detergent and white vinegar, and then scrub the casserole inside and outside with scouring pad. Don't miss the pot cover of this step.

2. Rinse the casserole several times with running tap water, rinse all the bubbles and fill them with bubbles 1-2 hours. After 2 hours, pour out the water in the casserole and wipe the water inside and outside the casserole with a clean paper towel.

3. Put the cold pot on the stove, pour a cup of rice, then pour a proper amount of tap water, preheat it with a small fire and simmer it with a small fire.

4. In the process of slow stew, stir slowly with a spoon to avoid sticking to the pot until the water in the pot boils. After the rice in the pot slowly forms rice soup, scoop up the rice soup with a spoon and pour it evenly on the pot. After pouring rice soup all over the body, cover the casserole, slowly boil it into rice porridge, turn off the fire, naturally cool it and let it stand for one night.

The next day, pour the rice porridge out of the casserole and clean it with running water. After natural air drying, the whole casserole boiling process is completed.