Bake 25 minutes at 350 degrees.

1 3/4 c. flour
1/4 tsp. salt
2 c. sugar
1 stick soft butter
4 eggs
1 tsp. vanilla
4 sq. unsweetened melted chocolate
1 c. walnuts

Beat sugar, butter, eggs and vanilla. Add chocolate. Blend in flour and salt. Stir in nuts. Spread in 15 x 10 x 1 inch pan. Do not overbake.