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Bird's-eye view of three chocolate muffins topped with chocolate chips on a dark surface.

Triple Chocolate Muffins

Buttermilk-based triple chocolate muffins with cocoa, melted chocolate, and chips. Ready in 32 minutes.
Prep Time 10 minutes
Cook Time 22 minutes
Total Time 32 minutes
Servings: 12 servings
Course: Dessert
Cuisine: American
Calories: 370

Ingredients
  

  • 2 cups all-purpose flour 250g, plus 1 teaspoon (3g) for coating chocolate chips, divided
  • 1/2 cup unsweetened cocoa powder 42g
  • 1 1/2 teaspoons baking powder
  • 1 teaspoon baking soda
  • 1/2 teaspoon salt
  • 2 large eggs room temperature
  • 1 cup buttermilk 240ml, room temperature
  • 1 cup granulated sugar 200g
  • 1/2 cup vegetable oil 120ml
  • 1 teaspoon vanilla extract
  • 4 ounces semisweet chocolate 113g, melted and slightly cooled
  • 1 cup semisweet chocolate chips 170g, divided

Method
 

  1. Preheat Oven and Prep Pan:

    Heat oven to 425°F (220°C). Prepare a 12-cup muffin tin by inserting liners or coating with nonstick spray.
  2. Whisk Dry Ingredients:

    In a large mixing bowl, combine 2 cups (250g) flour, cocoa powder, baking powder, baking soda, and salt; whisk until uniform.
  3. Mix Wet and Dry:

    In another medium bowl, beat eggs, buttermilk, sugar, oil, and vanilla until homogeneous. Add wet mixture to dry ingredients along with melted chocolate; fold gently until just incorporated—do not overmix. Batter will be thick.
  4. Coat and Fold Chips:

    In a small bowl, mix 3/4 cup (128g) chocolate chips with 1 teaspoon (3g) flour to prevent sinking. Gently fold coated chips into batter.
  5. Fill Muffin Cups:

    Spoon batter evenly into prepared cups, filling nearly to the rim. Top with remaining 1/4 cup (42g) chocolate chips.
  6. Bake at Two Temperatures:

    Bake at 425°F (220°C) for 5 minutes. Without removing from oven, lower temperature to 350°F (175°C) and bake another 15–17 minutes until a toothpick inserted in center emerges clean.
  7. Cool Muffins:

    Let muffins cool in pan for 5 minutes, then transfer to a wire rack to cool fully before serving.