1/3 c. butter
2 sq. Baker's unsweetened chocolate
1 c. sugar
2 eggs
3/4 c. flour
1/2 tsp. baking powder
1/2 tsp. salt

Melt together butter and chocolate. Beat in sugar and eggs. Sift flour, baking powder and salt and stir in. Spread into well-greased 8-inch pan. Bake until crust has dull top (25-30 minutes at 350 degrees). Cool slightly and cut into squares.