Melt butter, add cocoa, eggs, sugar, and flour. Beat well. Add pecans and coconut. Pour into a greased 9x13 pan. Bake at 350 degrees for 30 min.
Remove and immediately spread a thin layer of marshmallow creme.
Beat all ingredients, except nuts, until smooth. Add nuts. Spread on top of marshmallow creme.Let cool, cut into squares and remove from pan to serve.
Not a NESTLÉ®-tested recipe.