Ingredients: 300 grams medium flour, 2 grams alum powder, 6 grams saltEgg1 piece, enough water

Steps:

1. Mix the medium flour with alum powder and salt, stir evenly

2. Add the egg and mix well

3. Pour in a little warm water to combine, then add more cold water to form a dough

4. Knead into a smooth dough, cover with plastic wrap and let it rest for half an hour

5. Divide the dough into two portions, stretch and overlap, repeat several times

6. Roll out into thin sheets, cut into strips

7. Boil the noodles in slightly boiling waterNoodlesCook until fully boiled, add cold water twice to ensure they are cooked through