Fill deep fryer halfway with oil and heat to 350°F
In a bowl, combine cinnamon and sugar and spread onto a plate.
Cut each biscuit in half or ¼ portions. Fry biscuit pieces, turning once, for 3 to 4 minutes or until golden brown. Use a metal slotted spoon to transfer to paper towels to drain. While still hot, roll the donuts in the cinnamon-sugar mixture