Ingredients \x0d\ 4~5 potatoes, salt, tomato sauce, pepper and oil. \x0d\ Practice \x0d\ 1. Wash and peel potatoes, cut them into 1 cm square, soak them in salt water for 15 minutes, take them out and drain. \x0d\2。 Put the oil in the pot, heat the hot oil on high fire (it is appropriate that the bubbles rise along the chopsticks when they are inserted), add the cut potatoes and fry until golden brown. \x0d\3。 Take out the French fries, drain the oil and sprinkle with salt and pepper while it is hot. You can eat it with ketchup. \x0d\x0d\ Materials \ x0d \ 2 potatoes, appropriate amount of fried oil, appropriate amount of salt and appropriate amount of low-gluten flour. \x0d\ Practice \x0d\ 1. Peel the potatoes and cut them into long strips. Dip them in low-gluten flour for later use. \x0d\2。 Heat a wok, add frying oil, preheat to 160℃, and fry the French fries for 3 minutes. When frying, turn the potato chips in the pot from time to time to heat them evenly, take out and drain the oil, and let them cool. \x0d\3。 Heat and fry the oil to 180℃, then return the French fries prepared in the second step to the pan, fry until golden and crisp, take out and drain the oil, and sprinkle with fine salt while it is hot.