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Fudge brownies with peanut butter M&M's on a wooden serving board
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Peanut Butter M&M Fudge Brownies

Rich, fudgy homemade brownies topped with peanut butter M&M's for the perfect combination of deep chocolate flavor and crunchy candy-coated chocolate. Easily customize these brownies with seasonal M&M's for Easter, Fourth of July, Halloween, Thanksgiving, Christmas, birthdays, and more!
Course Dessert
Cuisine American
Diet Vegetarian
Keyword brownie bars, chocolate brownies, easy brownie recipe, Fourth of July brownies, Fudge Brownies, fudgy brownies, holiday brownies, homemade brownies, peanut butter M&M brownies
Prep Time 15 minutes
Cook Time 35 minutes
Total Time 50 minutes
Servings 16 brownies
Calories 154kcal
Author angela@mealstreetkitchen

Equipment

  • Medium saucepan (2–3 quart)
  • Large mixing bowl
  • Rubber spatula or wooden spoon
  • Measuring cups and spoons
  • 9-inch square baking pan
  • Cooling Rack

Ingredients

  • ½ cup unsalted butter
  • 4 ounces unsweetened baking chocolate chopped
  • 2 cups granulated sugar
  • teaspoons vanilla extract
  • 4 large eggs
  • 1 cup all-purpose flour
  • 6 ounces peanut butter M&M's about ½ of a 12-ounce bag

Instructions

  • Preheat the oven to 325°F. Grease a 9-inch square baking pan or line it with parchment paper.
  • In a 2 to 3-quart saucepan over medium-low heat, melt the butter and unsweetened chocolate, stirring until smooth.
  • Remove from the heat and stir in the sugar and vanilla extract.
  • Add the eggs one at a time, beating well after each addition.
  • Stir in the flour just until combined. Do not overmix.
  • Spread the batter evenly into the prepared baking pan.
  • Sprinkle the peanut butter M&M's evenly over the top, gently pressing them just slightly into the batter. Leave most of the candies visible so their bright colors peek through after baking.
  • Bake for 35–40 minutes, or until a toothpick inserted near the center comes out with a few moist crumbs.
  • Cool completely in the pan on a wire rack before cutting into 16 squares.

Notes

  • For the fudgiest brownies, avoid overbaking.
  • Lining the pan with parchment paper makes lifting and slicing much easier.
  • Store in an airtight container at room temperature for up to 4 days. Freeze for up to 3 months.

Nutrition

Serving: 1g | Calories: 154kcal | Carbohydrates: 28g | Protein: 3g | Fat: 5g | Saturated Fat: 3g | Polyunsaturated Fat: 0.3g | Monounsaturated Fat: 2g | Trans Fat: 0.004g | Cholesterol: 42mg | Sodium: 26mg | Potassium: 85mg | Fiber: 1g | Sugar: 25g | Vitamin A: 72IU | Calcium: 22mg | Iron: 1mg