1. Potato flour noodles (also commonly used potato starch)

2. Alum

3. Prepare two large cold water basins.

4.70g of flour is melted with 50g of cold water.

5. Then pour in 800g boiling water.

Stir evenly

7. Add 1500g potato flour.

8. Make dough into dough

9. Tools for rubbing fans

10. Then take a piece of flour and knead it into strips.

1 1. Put it in the tool.

12. Unscrew the lower part of the tool, put more water in the pot to boil, lift the tool above the pot, and screw the vermicelli into the pot (the water in the pot should always be on).

13. Carefully sprinkle vermicelli into the pot with chopsticks after screwing. After the noodles float completely.

14. Fishing in the first cold water basin

15. Then take it out from the first pot to the second pot (let the vermicelli cool fully).

16. The powder in the second tank can be agglomerated by the steps of 16, 17 and 18.

17. Scrape vermicelli on your hand like a line.

18. 18 (setting result)

19. Put the cooked dough on the freezing plate in the refrigerator.

Result.