Texas Sheet Cake Buttermilk. Pour into sheet cake pan spread evenly and bake for 20 minutes or until a toothpick inserted in the center comes out with a few moist crumbs not wet batter. Stir buttermilk mixture into butterchocolate flour mixture.
Once the mixture starts boiling pour it over the flour mixture and mix to combine. Add 34 cup chopped nuts and 34 cup coconut and stir. Its a thin layer of chocolate sheet cake originally made with cocoa and buttermilk and topped with a fudgy chocolate icing.
In a medium saucepan over low heat melt butter.
Unlike most cakes Texas Sheet Cake is. Texas Sheet Cake Frosting. Pour into prepared sheet cake pan. Stir buttermilk mixture into butterchocolate flour mixture.