|In a bowl, beat egg, milk and oil.
Combine flour, sugar, baking powder and salt; stir into the egg mixture until smooth (batter will be thick).
Peel, core and cut apples into 1/2-inch rings.
In an electric skillet or deep-fat fryer, heat oil to 375 degrees F. Dip apple rings into batter; fry, a few at a time, until golden brown. Drain on paper towels.
Combine sugar and cinnamon; sprinkle over hot fritters. Serve warm.
Yields about 24.