Blanch it with boiling water and cool it in cold water, which will be very brittle.
Put some oil in the pot, put some pepper, and shred the red pepper into the pot. When the red pepper turns slightly Huang Shi, cease fire and leave the oil.
4 Shred potatoes and drain, add vinegar, salt, monosodium glutamate and a little sugar, and pour in oil and mix well.