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How to make sweet potato chips
Heat canola oil.
Pour 3 to 4 cups of canola oil into a wok or deep-fryer. You may need more or less oil, depending on the size of your wok or deep-fryer.
Just ensure that you have about 3 inches of oil in the bottom of the fryer. Heat the oil between 360 and 375 degrees f (182 to 190 c).