Peanut Butter Mississippi Mud Brownies

Total Time: 1 hr 25 mins Preparation Time: 30 mins Cook Time: 55 mins

Ingredients

• Servings: 30
• 4 (1 ounce) unsweetened chocolate squares
• 1 1/3 cups butter, softened and divided
• 2 1/2 cups granulated sugar, divided
• 4 large eggs
• 2 cups all-purpose flour, divided
• 1 teaspoon vanilla extract
• 1/2 cup creamy peanut butter
• 1/2 cup firmly packed light brown sugar
• 2 large eggs
• 1 teaspoon baking powder
• 3 cups miniature marshmallows
• 1 1/2 cups lightly dry roasted salted peanuts
• 1/4 cup butter
• 3 tablespoons unsweetened cocoa
• 3 tablespoons milk
• 2 cups powdered sugar
• 1/2 teaspoon vanilla extract

Recipe

• 1 preheat oven to 350°. microwave chocolate in a microwave-safe bowl at medium (50% power) 1 1/2 minutes or until melted and smooth, stirring at 30-second intervals.
• 2 beat 1 cup butter and 2 cups granulated sugar at medium speed with an electric mixer until light and fluffy. add 4 eggs, 1 at a time, beating just until blended after each addition. add melted chocolate, beating just until blended. add 1 cup flour, beating at low speed just until blended. stir in vanilla. spread half of batter in a greased and floured 13- x 9-inch pan.
• 3 beat peanut butter, brown sugar, and remaining 1/3 cup butter and 1/2 cup granulated sugar at medium speed with an electric mixer until light and fluffy. add 2 eggs, 1 at a time, beating just until blended after each addition. stir together baking powder and remaining 1 cup flour, and add to peanut butter mixture, beating at low speed just until blended.
• 4 spoon peanut butter mixture over brownie batter; top with remaining brownie batter, and swirl together.
• 5 bake at 350° for 45 to 55 minutes or until a wooden pick inserted in center comes out with a few moist crumbs. remove from oven to a wire rack; sprinkle with marshmallows and peanuts.
• 6 for frosting:.
• 7 cook butter, cocoa, and milk in a saucepan over medium heat, whisking constantly, 4 minutes or until slightly thickened; remove from heat. whisk in powdered sugar and vanilla until smooth.