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Chocolate Zucchini Cake

The Best Chocolate Zucchini Cake You’ll Ever Bake

Emily
This chocolate zucchini cake is rich, moist, and incredibly fudgy. A simple recipe that turns fresh zucchini into a delicious dessert everyone will love!
Prep Time 20 minutes
Cook Time 50 minutes
Total Time 1 hour 10 minutes
Course Dessert
Cuisine American
Servings 10 Slices
Calories 420 kcal

Equipment

  • Mixing bowls
  • Whisk
  • Hand mixer or stand mixer
  • Box grater
  • Rubber spatula
  • Measuring cups & spoons
  • Cooling rack
  • Offset spatula (optional for frosting)

Ingredients
  

For the Chocolate Zucchini Cake

  • 2 cups all-purpose flour
  • ¾ cup unsweetened cocoa powder
  • 2 tsp baking soda
  • ½ tsp baking powder
  • 1 tsp salt
  • 1 cup granulated sugar
  • ½ cup brown sugar
  • 3 large eggs
  • 1 cup vegetable oil
  • 2 tsp vanilla extract
  • 2 cups finely grated zucchini do not squeeze
  • 1 cup chocolate chips

Optional Add-Ins

  • Chopped walnuts or pecans
  • Dark chocolate chunks
  • Cinnamon or espresso powder
  • Whole wheat flour substitute
  • Coconut sugar or maple syrup

For Cream Cheese Frosting (Optional)

  • 8 oz cream cheese softened
  • ½ cup unsalted butter softened
  • 3 cups powdered sugar
  • 1 tsp vanilla extract
  • Pinch of salt

Instructions
 

Step 1: Prepare the Zucchini

  • Wash zucchini and trim the ends
  • Finely grate using the small holes of a box grater
  • Do NOT squeeze out the moisture

Step 2: Mix the Dry Ingredients

  • In a large bowl, whisk together flour, cocoa powder, baking soda, baking powder, and salt
  • Set aside

Step 3: Mix the Wet Ingredients

  • In another bowl, whisk eggs, sugars, oil, and vanilla
  • Stir in the grated zucchini

Step 4: Combine the Batter

  • Gradually fold dry ingredients into wet ingredients
  • Mix until just combined
  • Fold in chocolate chips and optional nuts

Step 5: Bake the Cake

  • Preheat oven to 350°F (175°C)
  • Grease and line your baking pan
  • Pour batter evenly into the pan
  • Bake for 45–55 minutes or until a toothpick comes out with moist crumbs

Step 6: Cool & Frost

  • Cool cake in the pan for 15 minutes
  • Transfer to a wire rack to cool completely
  • Frost with cream cheese frosting if desired
Keyword Chocolate Zucchini Cake