Heat oven to 350°F (325°F 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 microwavable 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 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.
Calories From Fat
% Daily Value*
Total Fat 0g
Saturated Fat 0g
Trans Fat 0g
Dietary Fibers 0g
* Percent Daily Values are based on a 2,000 calorie diet.
* Nutrition information is estimated based on the ingredients and cooking instructions as described in each recipe and is intended to be used for informational purposes only. Please note that nutrition details may vary based on methods of preparation, origin and freshness of ingredients used.