1/2 c. butter
3 scant tsp. liquid sweetener
2 sq. unsweetened melted chocolate
3/4 c. sifted flour
1/2 c. chopped walnuts
2 eggs
1 tsp. vanilla
1 tsp. baking powder

Cream butter, sweetener, and chocolate, beat until smooth. Beat in eggs and vanilla; add flour, baking powder, and walnuts. Beat until smooth. Spread batter in greased 8 x 8 inch pan and bake at 350 degrees for 30 minutes. Cool in pan.