Recipe and images courtesy of Reveal Food + Nutrition in partnership with the National Peanut Board.
In a microwave safe mug, stir together 2 tablespoons peanut butter, cocoa mix, flour, milk, and chocolate chips. Microwave for 90 seconds. Let sit for 3 minutes. In a separate small, microwave-safe bowl, heat remaining ½ tsp of peanut butter for 30 seconds or until melted. Drizzle melted peanut butter on top of brownie mug cake and top with chopped peanuts.