4 squares Bakers Unsweetened Chocolate
3/4 cup (1-1/2 sticks) margarine or butter
2 cups granulated sugar
4 eggs
1 tsp. vanilla
1 cup all-purpose flour
Walnut Topping:
1/4 cup (1/2 stick) margarine or butter
3/4 cup firmly packed brown sugar
2 eggs
2 tbsp. all-purpose flour
1 tsp. vanilla
4 cups chopped Diamond Walnuts
Microwave chocolate and 3/4 cup margarine in large microwavable bowl on High 2 minutes or until margarine is melted. Stir until chocolate is completely melted.
Stir granulated sugar into melted chocolate mixture. Mix in 4 eggs and 1 tsp. vanilla until well blended. Stir in 1 cup flour. Spread in greased 13x9-in. pan.
Microwave 1/4 cup margarine and brown sugar in same bowl on High 1 minute or until margarine is melted. Stir in 2 eggs, 2 tbsp. flour and 1 tsp. vanilla until completely mixed. Stir in walnuts. Spread mixture evenly over brownie battter.
Bake for 45 minutes or until toothpick inserted into center comes out with fudgy crumbs. Do Not Overbake. Cool in pan; cut into squares.