Fudge Frosting
["3/4 c. margarine", "3/4 c. cocoa", "5 c. confectioners sugar (10x)", "1/2 c. hot milk", "2 tsp. vanilla"]
["In small saucepan over low heat, melt butter.", "Add cocoa and stir constantly until smooth and slightly thickened.", "Remove from heat and set aside to cool slightly."]
["margarine", "cocoa", "confectioners sugar", "hot milk", "vanilla"]