Lg. pkg. chocolate pudding, not instant
Plain chocolate cake mix
Handful of each preferred chocolate chips, chopped nuts, coconut, maraschino
cherries, etc.

Cook pudding per package. Stir in dry cake mix. Batter will be thick and chunky. Pour into 9 x 13 inch greased and floured pan. Sprinkle with chips, nuts, etc. Bake at 350 degrees for 30-35 minutes.