1 c. sugar
1/4 c. shortening
2 eggs
2 squares melted chocolate
1 c. flour
1/2 tsp. baking soda
1/2 c. cultured sour cream
1/3 c. water
1/2 tsp. vanilla

Mix all ingredients and top with 1 cup semi-sweet chocolate chips and chopped nuts. Put in a 9"x12" pan and bake at 350 degrees for 25 to 30 minutes. Sprinkle with powdered sugar after removing from oven.