These zucchini brownies with chocolate icing are a delightful blend of rich flavors and textures. They’re incredibly moist, easy to make, and secretly healthy, making them a perfect family-friendly dessert. You’ll love how simple they are to whip up, and the kids will never guess they contain zucchini!
Table of Contents

The Secret to Moist Zucchini Brownies
Why Zucchini in Brownies?
Zucchini in brownies adds moisture without the need for eggs, creating a rich and fudgy texture. It keeps the brownies tender and luscious while also sneaking in a bit of nutrition. Each bite bursts with flavor, and you’ll appreciate how the zucchini is virtually undetectable.
Understanding the Texture: Cakey Meets Fudgy
The unique texture of these brownies leans towards cakey yet remains intensely fudgy. Thanks to the chocolate icing, they have a delightful gooeyness that makes them utterly irresistible. You’ll likely find yourself reaching for seconds—or even thirds!
Crafting Delicious Zucchini Brownies with Chocolate Icing
Gather Your Brownie Ingredients
Before diving in, ensure you have all your ingredients ready:
- 1 1/2 cups granulated sugar
- 1/2 cup oil
- 2 teaspoons vanilla extract
- 2 cups all-purpose flour
- 1/2 cup unsweetened cocoa powder
- 1 1/2 teaspoons baking soda
- 1 teaspoon salt
- 2 cups shredded zucchini
- 1 cup chocolate chips (optional)
Step-by-Step Brownie Preparation
Start by preheating your oven to 350°F. Line a 9×13-inch baking pan with foil or parchment paper for easy removal. In a large bowl, mix together the sugar, oil, and vanilla extract using an electric mixer until well combined. Next, add the flour, cocoa powder, baking soda, and salt, mixing until you achieve a crumbly consistency.
Now, stir in the shredded zucchini without peeling or squeezing it. Let the mixture sit for 5-10 minutes to help the zucchini release moisture. This will make the batter thick yet spreadable. Once ready, spread the batter evenly into the prepared pan, pushing it into the corners.
Baking the Perfect Zucchini Brownies

Bake your brownies for 25-30 minutes, checking for doneness by gently pressing the center. It should spring back when fully baked. Allow the brownies to cool for about 30 minutes in the pan.
Creating the Rich Chocolate Icing
While the brownies cool, it’s time to whip up the chocolate icing. In a bowl, whisk together melted butter, powdered sugar, cocoa powder, milk, and vanilla extract until smooth and glossy. This luscious icing will top your brownies perfectly!
Assembling Your Chocolate Zucchini Brownies
Once the brownies have cooled, pour the icing generously over the top. Allow it to set for at least 30 minutes before cutting into squares. The icing seeps into the brownies, intensifying their fudgy texture. Enjoy them chilled or at room temperature for the best experience!
Tips for Zucchini Brownie Success
Adjusting Batter Consistency
If your batter seems too thick, feel free to add water gradually—up to 1/4 cup—to achieve the right consistency. Zucchini moisture content varies, so this step can make a big difference.
Storage and Serving Suggestions
Store any leftover brownies at room temperature for up to 2 days, or refrigerate them for 3-4 days. They’ll be just as delicious the next day, making them perfect for meal prep or an after-school treat!
FAQs
What ingredients do I need for zucchini brownies with chocolate icing?
You will need granulated sugar, oil, vanilla extract, all-purpose flour, unsweetened cocoa powder, baking soda, salt, shredded zucchini, and optional chocolate chips for the brownies. For the icing, you’ll need powdered sugar, cocoa powder, melted butter, milk, and vanilla extract.
How do I make zucchini brownies with chocolate icing step by step?
Start by mixing the wet ingredients, then add the dry ones before folding in the zucchini. Bake in a preheated oven for 25-30 minutes, cool, and top with chocolate icing made by whisking together the required ingredients. Finally, let the icing set before slicing.
Can I make zucchini brownies with chocolate icing ahead of time?
Absolutely! You can prepare the brownies a day in advance and store them in an airtight container. The flavors will meld beautifully overnight.
How should I store leftover zucchini brownies with chocolate icing?
Store them in an airtight container at room temperature for up to 2 days or refrigerate for 3-4 days. They taste great chilled or at room temperature!
Related Recipes to try
- Dessert Money
- Oreo Cookies Cream Cheesecake Bars
- Peach Cake
- Lavender Cupcakes
- Lilac Cupcakes
- Lemon Poppyseed Cupcakes
Conclusion
These zucchini brownies with chocolate icing are truly a treat that combines health and indulgence. Be sure to share your delicious creations on Pinterest and spread the joy of baking. Enjoy every gooey, chocolatey bite!

Zucchini Brownies with Chocolate Icing: Irresistibly Moist Treats
Equipment
- 9×13 inch baking pan
- Electric mixer
- large bowl
- foil or parchment paper
Ingredients
- 1 ½ cups granulated sugar
- ½ cup oil
- 2 teaspoons vanilla extract
- 2 cups all-purpose flour
- ½ cup unsweetened cocoa powder
- 1 ½ teaspoons baking soda
- 1 teaspoon salt
- 2 cups shredded zucchini do not peel or squeeze
- 1 cup chocolate chips optional
Chocolate Icing
- 2 cups powdered sugar
- 4 tablespoons unsweetened cocoa powder
- ¼ cup salted butter melted
- ¼ cup milk
- 2 teaspoons vanilla extract
Instructions
- Preheat oven to 350°F and prepare a 9×13-inch pan with foil or parchment paper.
- In a large bowl, cream together sugar, oil, and vanilla extract until well combined.
- Add flour, cocoa powder, baking soda, and salt to the wet ingredients, mixing until crumbly.
- Stir in shredded zucchini, let the mixture sit for 5-10 minutes to release moisture, then stir again until a thick, spreadable batter forms.
- Evenly spread the batter into the prepared pan, ensuring it reaches the corners.
- Bake for 25-30 minutes, or until the center springs back when touched.
- Allow the brownies to cool in the pan for 30 minutes.
- While brownies cool, whisk together powdered sugar, cocoa powder, melted butter, milk, and vanilla extract until smooth for the icing.
- Pour the icing over the cooled brownies and let it set for at least 30 minutes before cutting.