Sweet Potato Polenta
1.
Wash the sweet potatoes, peel them and cut into small pieces
2.
Pour the corn dregs into the pot, add 20 times the water, and stir the corn dregs
3.
Pour in the sweet potato cubes, add a little alkali, and bring to a boil
4.
When the pot is boiled, turn to low heat and simmer for 60 minutes.