6 tbsp. butter, softened
3/4 c. Hershey's cocoa
2 2/3 c. unsifted confectioners' sugar
1/3 c. milk
1 tsp. vanilla

Cream butter in small mixer bowl. Add cocoa and confectioners' sugar alternately with milk; beat to spreading consistency (additional tablespoon milk may be needed. Blend in vanilla. About 2 cups frosting.