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Peanut butter brownies (from box)

Fudgy, chewy and perfect, you are going to love making these easy peanut butter brownies! You only need 5 ingredients and about 30 minutes to enjoy these delicious brownies.
Prep Time10 minutes
Cook Time20 minutes
Total Time30 minutes
Course: Dessert
Cuisine: American
Keyword: peanut butter brownies
Servings: 12
Calories: 268kcal
Author: Ros Singh

Ingredients

  • 1 box brownie mix
  • 1 egg
  • 2 tbsp vegetable oil (neutral like canola, grapeseed)
  • 2 tbsp water
  • ¼ cup peanut butter

Equipment

  • 8"x8" baking dish

Instructions

  • Preheat the oven at 320°F.
  • Empty brownie mix into a mixing bowl.
  • Add eggs, oil and water to brownie mix.
  • Whisk together until fully incorporated and smooth.
  • Pour into a parchment-lined 8"x8" baking dish.
  • Add the peanut butter to a small bowl. Microwave for 15 - 20 seconds to become runny and spreadable.
  • Spoon the peanut butter all over the brownie batter.
  • Use a toothpick to make swirls in the chocolate brownie batter.
  • Bake the brownies for 15 to 20 minutes (or until a toothpick comes out clean from the center when checking for doneness).
  • Remove from oven. Set aside to cool.
  • Cut into 12 brownies. Serve warm or chilled.