2. Steamed sweet potatoes are peeled and mashed.
3. Add glutinous rice flour and the right amount of sugar and mix well (slowly add glutinous rice flour, add more if it is thin, and add less if it is thin).
4. Knead the thumb and forefinger into small balls of equal size, fry them in warm oil with small fire until they all float in the oil, and take them out when the color is golden.
5. Sprinkle with cooked sesame seeds and serve.