Pinch Me Cake
["4 tubes Pillsbury biscuits", "butter or margarine", "sugar", "cinnamon", "walnut pieces"]
["Split biscuits in four; roll in buttered hands, then roll in sugar and cinnamon.", "Put in a well buttered tube pan.", "Sprinkle some sugar and cinnamon and nuts between biscuits.", "Sprinkle more sugar and cinnamon on top.", "Bake at 350\u00b0 for 30 minutes.", "Invert immediately."]
["biscuits", "butter", "sugar", "cinnamon", "walnut pieces"]