Yangta Tsacha, also called yam keola, is a kind of farm rice in northern Shaanxi. In the era of food scarcity, people in northern Shaanxi, where potatoes are abundant, used potatoes as a staple food at home. Potato is another name for potato. Because when making this delicacy, you need to use a "grater" (a special tool for making) to grate the potato into inch-long thin slices, so it is called potato wipe. In northern Shaanxi, there are two main ways to eat potato tsacha: one is to mix garlic juice, monosodium glutamate, soy sauce, vinegar, salt, green onion oil and local homemade tomato sauce into steamed Rub the potatoes and eat them; the other method is to rub the completely cooled potatoes like fried rice and add vegetables to the pan, stir-fry before eating.

Potatoes are potatoes. When processing this dish, grate the potatoes into inch-long slices with a grater, mix in peppercorns, shredded green onions, ginger powder, salt, etc., stir well with flour, and steam until cooked. When eating, put it into a large bowl and add minced garlic, spicy noodles, sauce, vinegar, scallion oil or sesame oil. If it is fried in a wok over high heat, the taste will be better.