Ingredients:

1 cup Butter or margarine
4 oz Unsweetened chocolate
2 cup Sugar
4 Eggs
1 cup All purpose flour
2 tsp Vanilla
1 tsp Baking powder
1 cup Chopped walnuts (or Pecans)
1 cup Semi-sweet chocolate
Directions:

In a 2 quart saucepan melt butter or margarine and unsweetened chocolate over low heat.

Transfer chocolate mixture to a large mixer bowl.

Add sugar, mix well, add eggs, one at a time, beating just till blended.

In a mixing bowl stir together flour and baking powder.

Add to chocolate mixture along with the vanilla, mix well.

Pour batter into a greased and floured 13x9x2 inch baking pan.

Sprinkle with the chopped walnuts and chocolate pieces.

Bake in oven at 325 degrees F about 45 minutes or till done.

Let cool on a wire rack. Cut into bars.