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Close-up of a plate filled with large, soft chocolate chip cookies, with several more cookies in the background on a woven placemat.

High Protein Chocolate Zucchini Muffin Recipe

Healthy meets indulgent with these high-protein chocolate zucchini muffins — perfect for meal prep, breakfast, or after-school snacking.
4.67 from 3 votes
Prep Time: 10 minutes
Cook Time: 20 minutes
Servings: 18 servings
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Ingredients

  • 1 ½ cup granulated white sugar
  • ½ cup brown sugar
  • 1 cup vegetable oil or applesauce
  • 3 large eggs
  • 1 tsp pure vanilla extract
  • 2 cups all-purpose flour
  • ¾ cup protein powder about 1.5 scoops
  • ½ cup unsweetened cocoa powder
  • 1 tsp salt
  • ½ tsp baking soda
  • 2 tsp baking powder
  • 2 cups finely grated zucchini slightly drained
  • 1 cup chocolate chips dark or semi-sweet

Instructions

  • Preheat the oven to 400°F. Spray a muffin pan with nonstick cooking spray or line with paper liners.
  • Grate the zucchini and set aside.
  • In a medium bowl, combine flour, cocoa, baking soda, baking powder, and salt.
  • In a large bowl, mix together sugars, oil, eggs, and vanilla. Add flour mixture.
  • Mix with a handheld mixer or whisk until a cake-like batter is formed.
  • Use paper towel to pat the zucchini dry and squeeze out excess moisture. Mix into the muffin batter.
  • Fold in chocolate chips.
  • Use a large muffin scoop to divide the batter evenly into 12 muffin cups.
  • Bake in the oven at 400°F for 5 minutes, then reduce temperature to 350°F and bake for an additional 15 minutes.

Notes

  • The key to consistency with this recipe is the exact amount of protein powder. Too much will dry out the muffins.
  • Make meal prep easy. Grate your zucchini ahead of time and store it in the fridge; it saves time and keeps your muffins super moist.
  • Use chocolate protein powder for a double chocolate experience that tastes amazing without extra calories.
  • Applesauce can be used in the place of oil if desired — this is a great way to reduce fat content and calories, making them even more healthy!
  • Avoid the urge to overbake these muffins, as they can dry out quickly.
  • Store baked muffins in a large freezer bag or airtight container at room temperature for up to a week. They are also perfect for freezing.

Nutrition

Serving: 18servings | Calories: 332kcal | Carbohydrates: 42g | Protein: 7g | Fat: 17g | Saturated Fat: 4g | Polyunsaturated Fat: 7g | Monounsaturated Fat: 3g | Trans Fat: 0.1g | Cholesterol: 35mg | Sodium: 228mg | Potassium: 148mg | Fiber: 1g | Sugar: 29g | Vitamin A: 79IU | Vitamin C: 2mg | Calcium: 65mg | Iron: 2mg