In the boyhood, the mother-in-law has a special menu of "sweet and sour Yang Fan silk" adapted version~
Potatoes and carrots are peeled and shredded. Carrots can be cut first, in case the potatoes are cut for a long time and oxidized and blackened; if the potatoes are cut first, they can be soaked in cold water.
Roast carrots and potatoes under the hot oil until the five mature, put a proper amount of vinegar, sugar, a small amount of salt, and then fry.
Put in the soy sauce, drink the right amount of water, sprinkle with shallots, and cook over low heat.