1. Wash sweet potatoes
2. Peeled (I can’t use so many sweet potatoes, but I still make other ingredients, so I steamed a bit more, 150 grams is the weight of the steamed)
3. Diced
4. Steam on the pot
5. Steamed thoroughly
6. crush
7. Add white sugar and stir well for later use
8. Butter diced
9. Low powder sieved
10. Add butter and water, knead it into the dry powder, and form a sand
11. Add sweet potatoes
12. Knead into a ball, put it in a fresh-keeping bag and let stand for 15 minutes
13. Roll into a pick
14. Egg powder
15. Brush to the surface
16. Sprinkle with black and white sesame seeds
17. Cut into strips and heat up and down at 180 degrees for 30 minutes
