4 oz. (4 squares) unsweetened chocolate
1 c. butter
2 c. sugar
4 eggs
1 tsp. vanilla
1 1/4 c. flour
1 tsp. baking powder
1 tsp. salt
1 c. (6 oz.) semi sweet chocolate chips

Put chocolate and butter in saucepan and melt over low heat, stirring constantly. Remove from heat and stir in sugar, eggs and vanilla. Next stir in flour, baking powder and salt. Add the chocolate chips and stir. Put batter in greased 9"x13" pan and bake for 35 minutes at 350 degrees.