Add an egg to the hand-rolled dough to make it firmer. The specific method is as follows: Main ingredients: 500 grams of flour, 1 egg, 1 spoon of salt, and 220 grams of water.

1. Add one egg to 500 grams of flour.

2. Add a spoonful of salt to 220 grams of water and dissolve.

3. Add the salted water to the flour little by little and knead it into a dough. Knead for about 8 to 10 minutes.

4. Cover the kneaded dough with plastic wrap and let it rest for more than 30 minutes.

5. Divide the dough into two halves.

6. Roll the dough into a round cake shape.

7. Sprinkle an appropriate amount of dry flour on the dough, and then roll it on the rolling pin.

8. Hold the rolling pin rolled up with both hands and push it forward, then pull it back, and continue pushing forward.

9. After repeating the pushing and pulling action several times, open the dough, sprinkle a little dry starch on it, roll it up, and repeat this action again.

10. Fold the dried dough like an origami fan.

11. Finally, cut the noodles.

12. Finished product picture.