Ingredients: 2 sweet potatoes, 200g corn kernels, rice 100g, and appropriate amount of water.

Operating steps:

1. Wash the sweet potato, peel it and cut it into small pieces.

2. Add water and rice to the pot, bring it to a boil with high fire, and cook it with low fire for 15 minutes, constantly stirring to prevent the bottom from being burnt.

3. Put the corn kernels and sweet potato kernels into the pot.

4. Continue to simmer for about 30 minutes.

5. After turning off the fire, cover the pot and simmer for a while. Put it in a bowl and serve.