1 yellow butter cake mix
3/4 c. butter, melted
1 c. chocolate milk powder
2 eggs
1/2 c. milk
1/2 c. chopped walnuts

Mix together first 5 ingredients. Fold in nuts. Pour into a 9 x 13 inch greased pan. Bake 30-35 minutes at 350 degrees. Do not overbake. Pick will NOT come clean. Cool and cut into desired size squares.