Peel the potatoes and cut into julienne strips. (This is most easily done with the julienne disk of a food processor.)
Heat the vegetable oil to 365°F in a deep-fat fryer. Drop the potato strips a few at a time into the pot. Do not crowd them. Fry the potatoes until they just begin to turn golden, then remove them from the fat and drain on paper towels.
Just before serving the p