Peanut Butter Swirled Brownies

Brainy Brownies

Serves: 12 people
Cooking Time: 50 minutes
Total Time: 50 minutes
Peanut Butter Swirled Brownies


  • 1 box brownie mix
  • ½ cup unsalted butter, softened to room temperature
  • 1 cup peanut butter
  • 1 ½ cups powdered sugar
  • 1 (1.5 oz) packet Brainiac Chocolate Peanut Butter


Print This Recipe
  1. Make brownies according to package directions.
  2. While the brownies are cooling, cream together butter and peanut butter. Slowly beat in powdered sugar until smooth and fluffy.
  3. Once brownies have cooled, spread peanut butter frosting in an even layer. Make dots of Brainiac Chocolate Peanut Butter then swirl with a toothpick. Transfer to the fridge to let the frosting set for an hour.
  4. Use a hot knife to cut into squares and enjoy!