First, prepare the ingredients for making noodles: udon noodles, cowpeas, cucumbers, coriander, mustard powder, grass fruit powder, ginger powder, star anise powder, sesame paste, corn oil or peanut oil, chili oil, salt , vinegar, light soy sauce. ?

Then, wash and cut the cowpeas into sections, cook them in boiling water, drain and let cool. Wash and shred the cucumber, wash and chop the coriander and set aside.

In the boiling water where the cowpeas have been cooked, add the udon noodles, cook them and drain them in a colander. Then place the noodles on the cutting board, pour in an appropriate amount of corn oil or peanut oil, mix well quickly, and flip several times to prevent the noodles from sticking into a ball. Spread the noodles flat on the cutting board to cool.

Next step, pour an appropriate amount of mustard powder into a small bowl, add a small amount of boiling water and stir in a circular motion for about 5 minutes, until the mustard becomes a paste. Then take an appropriate amount of sesame paste, sprinkle with a little salt, add it to the boil and stir to form a paste.

Take another small bowl and add ginger powder, grass fruit powder, a small amount of star anise powder and an appropriate amount of salt, mix well, then pour an appropriate amount of corn oil or peanut oil into the pot, heat it up and then turn off the heat and wait for the oil After the temperature drops slightly, pour in the mixed seasoning. Then add vinegar and light soy sauce, pour the mustard paste into a seasoning bowl with ginger powder, and add an appropriate amount of cold boiled water and stir well.

The last step is to put the cooled noodles in the bowl with the vegetables prepared before, then pour the prepared mustard sauce and mix well before eating!