Depending on the potato variety, fry each potato from 1/2 minute to 5 minutes. The optimal frying time for French fries is 8-10 minutes, while thin fries can be fried in about 6 minutes. Potatoes are fried at low temperature for a short time and at high temperature for a long time, and the oil content of the fries will increase significantly. Vacuum frying can produce sweet potato chips with less browning...