Put butter, water and cocoa ... heat. Add to flour mixture in a large bowl ... and floured cookie sheet, 10 1/2 x 15 ... Spoon over cooled cake and sprinkle with nuts, if desired.
Heat butter, cocoa and water ... in salt, sugar, flour, eggs and sour cream. Put on large greased cookie sheet. Bake at 375°F for ... and vanilla. Frost cake and sprinkle with walnuts or pecans.