Specific practice: 1. Steamed purple potatoes and pressed into mud;
2. Add cassava starch and a small amount of starch, and the ratio of cassava powder to purple potato paste is roughly 1: 1, and add water little by little;
3. Knead into a ball;
4. Move to the chopping board and rub repeatedly to increase flexibility;
Knead into strips
6. Cut into small pieces of the same size;
7. Put it in a boiling water pot and cook for 5 minutes on medium heat. After floating, cook 1 min.