Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
     1/2  cup           butter
     3/4  cup           cocoa powder -- [hersheys]
     1/4  cup           vegetable oil
   1      cup           white sugar
   1      cup           brown sugar
   2      teaspoons     vanilla -- or 1 T. liquer
   4                    eggs
   1 1/2  cups          flour
   1      teaspoon      baking powder
     1/2  teaspoon      salt
     1/2  cup           chopped walnuts
     1/2  cup           chocolate chips

Preparation:

In a large saucepan, melt together the butter, oil, and cocoa powder over low heat to prevent scorching. Remove from heat. Stir in the sugar and vanilla, blending well. Add eggs one at a time, then mix in dry ingredients just until blended. Fold in nuts and choc chips Spread batter in a greased and floured 13 x 9 pan. Bake 35-40 minutes.