Spider Web Brownies

4 squares unsweetened baking chocolate
3/4 cup (1-1/2 sticks) butter
2 cups sugar
3 eggs
1 tsp. vanilla
1 cup flour
1 cup coarsely chopped nuts
1 jar (7 oz.) marshmallow creme
1 square semi-sweet baking chocolate, melted

Heat the oven to 350 degrees (325 degrees for glass baking dish). Line 13x9-inch baking pan with foil extending over edges to form handles. Grease foil. Microwave chocolate and butter in large microwaveable bowl on HIGH 2 minutes or until butter is melted. Stir until chocolate is completely melted. Stir sugar into chocolate until well blended. Mix in eggs and vanilla. Stir in flour and nuts until well blended. Spread in prepared pan. Bake for 30 to 35 minutes or until toothpick inserted in center comes out with fudgy crumbs. DO NOT OVERBAKE.

Immediately drop marshmallow creme by spoonfuls over hot brownies. Spread evenly over top of brownies. Cool in pan. Lift out of pan onto cutting board. Remove foil. Place on serving tray . Drizzle melted chocolate over marshmallow creme to create a spider web design. Cut into squares.