Two or more hours ahead, freeze candy bars in wrappers. Crush bars (while still in wrappers) using a rollng pin. Cream butter, egg yolks, sugar and vanilla and add Cool Whip. Layer 9x13 inch pan with 1/2 angel food cake; next layer 1/2 creamed mixture; next layer 1/2 Butterfingers. Repeat and serve.
Karen-greenlee@bellsouth.net (MC)