1 stick butter
1/2 c. cocoa
1/2 tsp. salt
1 (1 lb.) box confectioners' sugar
2 tsp. vanilla flavoring
Enough cream to thin frosting

Melt butter in saucepan. Add cocoa and let melt. Add small amount of milk, then add sugar and salt. Add vanilla flavoring. Keep adding milk until a good spreading consistency. Put on cooled cake.