4 sq. Baker's unsweetened chocolate
3/4 c. (1 1/2 sticks) butter
2 c. sugar
3 eggs
1 tsp. vanilla
1 c. all-purpose flour
1 c. chopped nuts

Microwave chocolate and butter in large bowl on HIGH 2 minutes or until butter is melted. Stir until chocolate melts. Stir in sugar. Mix eggs, vanilla; stir in flour and nuts. Spread in greased 13x9 pan. Bake at 350 degrees for 35 minutes. Do not over cook.