1 (12 ounce) package semisweet chocolate chunks
1 package marshmallows
Toppers – sprinkles, rice krispies, nuts, etc.
Pre-heat oven to 350F. Grease 9-inch square baking pan.
Mix together chocolate chips, marshmallows and nuts. Set aside.
Place butter in a large microwave-safe bowl and microwave until melted.
Beat sugar, eggs and vanilla until well blended. Then add flour, cocoa, baking powder and salt stirring until well blended.
Spread batter in prepared pan.
Bake about 22 minutes.
Sprinkle chocolate chip mixture over top and continue baking 5 minutes or until marshmallows have softened and puffed slightly.
Cool completely in pan on wire rack. Then cut as desired.