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a muffin tin filled with alternating double chocolate zucchini muffins and chocolate chips. additional muffins and chocolate chips sit outside of the pan.
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5 from 5 votes

Healthier Double Chocolate Zucchini Muffins

All the joy of a classic double chocolate muffin, but made healthier using whole wheat flour, less sugar, incorporating flax, and zucchini.
Prep Time13 minutes
Cook Time22 minutes
Total Time35 minutes
Course: Breakfast
Cuisine: American
Servings: 18 Muffins
Calories: 301kcal
Author: Meredith


  • 1 C granulated sugar⠀⠀⠀⠀⠀⠀⠀⠀⠀
  • C brown sugar⠀⠀⠀⠀⠀⠀⠀⠀⠀
  • 1 C vegetable oil⠀⠀⠀⠀⠀⠀⠀⠀⠀
  • 3 large eggs⠀⠀⠀⠀⠀⠀⠀⠀⠀
  • 1 tablespoon vanilla⠀⠀⠀⠀⠀⠀⠀⠀⠀
  • 2 tablespoon ground flax⠀⠀⠀⠀⠀⠀⠀⠀⠀
  • 2 C grated zucchini⠀⠀⠀⠀⠀⠀⠀⠀⠀
  • 1 teaspoon salt⠀⠀⠀⠀⠀⠀⠀⠀⠀
  • 1 teaspoon baking soda⠀⠀⠀⠀⠀⠀⠀⠀⠀
  • 1 teaspoon cinnamon⠀⠀⠀⠀⠀⠀⠀⠀⠀
  • ½ C cocoa powder⠀⠀⠀⠀⠀⠀⠀⠀⠀
  • 1.5 C all-purpose flour⠀⠀⠀⠀⠀⠀⠀⠀⠀
  • 1 C whole wheat flour⠀⠀⠀⠀⠀⠀⠀⠀⠀
  • 1 C chocolate chips⠀⠀⠀⠀⠀⠀⠀⠀⠀
  • Optional: mini-chocolate chips for topping


  • Preheat oven to 350°F, coat muffin tins with non-stick cooking spray and set aside⠀⠀⠀⠀⠀⠀⠀⠀⠀
  • In a large bowl, mix together sugars, oil, eggs, and vanilla until well combined
  • Add in zucchini and stir to combine
  • Gradually add in dry-ingredients until just combined. Gently stir in chocolate chips⠀⠀⠀⠀⠀⠀⠀⠀⠀
  • Fill muffin tins ¾ full. Option to sprinkle with mini chocolate chips if desired⠀⠀⠀⠀⠀⠀⠀⠀⠀
  • Bake 18-22mins, or until a toothpick comes out clean⠀⠀⠀⠀⠀⠀⠀⠀⠀
  • Cool in tin for about 5 minutes, then remove muffins and place on a wire rack to finish cooling
  • Store cooled muffins in an air-tight container*


*Store double chocolate zucchini muffins in an air-tight container. You can store them at room temperature for up to 3 days, or in the refrigerator for up to 1 week.


Calories: 301kcal | Carbohydrates: 39g | Protein: 4g | Fat: 16g | Saturated Fat: 4g | Polyunsaturated Fat: 7g | Monounsaturated Fat: 3g | Trans Fat: 1g | Cholesterol: 29mg | Sodium: 208mg | Potassium: 137mg | Fiber: 2g | Sugar: 24g | Vitamin A: 68IU | Vitamin C: 2mg | Calcium: 23mg | Iron: 1mg