Zucchini Chocolate Chip Cake – The Best Homemade Chocolate Zucchini Cake Recipe
Zucchini Chocolate Chip Cake is a wonderfully moist dessert that combines fresh grated zucchini with cocoa and chocolate chips for an incredibly rich flavor. The zucchini disappears into the batter, leaving behind only softness and moisture. This cake is simple enough for everyday baking yet elegant enough for celebrations. It can be served plain, frosted, or topped with ganache depending on the occasion. Every bite delivers a perfect balance of chocolate sweetness and tender crumb. It's one of the best ways to enjoy seasonal zucchini while satisfying every chocolate craving.
Ingredients
Dry Ingredients
- 2 cups all-purpose flour
- ½ cup unsweetened cocoa powder
- 1½ teaspoons baking soda
- ½ teaspoon baking powder
- ½ teaspoon salt
Wet Ingredients
- 2 cups grated zucchini (do not squeeze dry)
- 2 large eggs
- ½ cup vegetable oil
- ½ cup melted butter
- 1 cup granulated sugar
- ½ cup brown sugar
- 2 teaspoons vanilla extract
Instructions
- Preheat oven to 350°F (175°C). Grease and line a 9×13-inch baking pan.
- Whisk together flour, cocoa powder, baking soda, baking powder, salt, and cinnamon.
- In another bowl, whisk eggs, granulated sugar, brown sugar, butter, oil, vanilla, and sour cream until smooth.
- Fold grated zucchini into the wet ingredients.
- Gradually add dry ingredients and mix just until combined.
- Fold in chocolate chips and nuts if using.
- Spread batter evenly into the prepared baking pan.
- Bake for 40–45 minutes, or until a toothpick inserted in the center comes out with only a few moist crumbs.
- Cool completely before frosting or slicing.
Notes
- Fresh zucchini provides the best moisture.
- No need to peel the zucchini.
- Do not squeeze out the zucchini juice.
- Use room-temperature eggs for better mixing.
- Avoid overmixing the batter.
- Mini chocolate chips distribute more evenly.
- Let the cake cool before frosting.
- Store leftovers in an airtight container.