1 (1 lb) box powdered sugar (about 4 1/4 cups sifted)
5 Tbs cocoa
4 Tbs butter, melted
1/2 cup prepared coffee

Beat ingredients together & pour over sheet cake or brownies. Refrigerate cake or brownies for at least 4 hours before cutting.
Makes enough to frost a 13x9x2 sheet cake or pan of brownies.