Milky Way Icing

4 tb Butter
2 Milky Way bars; 2.15 ozs.each
1 tb Vanilla extract
1 c Powdered sugar; sifted Melt butter and candy together in a heavy saucepan.
Stir constantly over low heat until mixture is fully melted and smooth. Beat in vanilla and sugar. Spread on warm cake while frosting is warm and pliable. Do top and sides.