1. vinegar residue is soaked in cold water 1 hour or more;

2. After soaking, stir and add flour, and continue to stir evenly to make viscous liquid;

3. Boil the water in the pot. After the water is boiled, scoop the raw materials into a flat chassis or a gong for steaming cold skin in Shaanxi, put them in a steamer, float on the water surface, cover the lid and turn off the fire for about 3 minutes, but don't take them out. Let the waste heat continue to heat for one minute, then take it out and let it cool, and then take it out.

4, cut into strips, add seasoning and mix well.

Small technique

1. Brush the flat plate with thin oil for easy disassembly;

2. It is best to add some water when cutting strips, and don't touch the knife;

3. Add some oil and garlic to the cold salad, which tastes better!