1Mix mashed potatoes, flour, onion, egg, black pepper, and salt together in a bowl until batter consistency.
2Heat vegetable oil in a skillet over medium heat. Drop 4-inch circles of batter into hot oil. Cook until golden brown, about 5 minutes per side. Remove with a slotted spoon and drain on paper towels. Repeat with remaining batter.
Footnotes
Editor's Note:
We have determined the nutritional value of oil for frying based on a retention value of 10% after cooking. The exact amount will vary depending on cooking time and temperature, ingredient density, and the specific type of oil used.
Tip
Aluminum foil helps keep food moist, ensures it cooks evenly, keeps leftovers fresh, and makes clean-up easy.