Zucchini Brownies Recipe

I absolutely love sharing this Zucchini Brownies Recipe because it’s one of those delightful surprises that sneak veggies into your dessert without anyone batting an eye. When I first tried these, I was skeptical about using zucchini in brownies, but the moist, fudgy texture quickly won me over. You’ll find that these brownies stay perfectly soft and rich, making them an excellent treat any time you want something comforting yet a bit different.

This recipe is perfect for when you have extra zucchini from the garden or grocery store and want to create something delicious without wasting it. Plus, zucchini adds moisture and a subtle freshness, meaning you get indulgent brownies with a tiny hidden health boost—what’s not to love? When you make this Zucchini Brownies Recipe, you’ll see why it’s a favorite go-to in my kitchen whenever I want a sweet treat that feels a little special.

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Why You’ll Love This Recipe

  • Moist and Fudgy Texture: Thanks to the shredded zucchini, these brownies stay incredibly soft without being dense.
  • Simple and Pantry-Friendly Ingredients: You probably already have everything you need for this recipe on hand.
  • Sneaky Veggie Boost: The zucchini adds nutrition and moisture but blends right in, so no one will know.
  • Family Favorite: My loved ones always ask for seconds after trying these brownies for the first time.

Ingredients You’ll Need

The ingredients for this Zucchini Brownies Recipe are straightforward but work in beautiful harmony. I love that the cocoa and chocolate chunks make these brownies rich, while the zucchini keeps them delightfully moist.

  • Vegetable oil: This ensures your brownies stay tender and moist without a greasy feel.
  • Granulated sugar: Balances the cocoa’s bitterness to create a perfect sweet spot.
  • Vanilla extract: Adds warmth and depth of flavor to the chocolatey mix.
  • All-purpose flour: Provides structure, but works well with the zucchini to keep things soft.
  • Unsweetened cocoa powder: For that classic deep brownie flavor that everyone loves.
  • Baking soda: Helps the brownies rise just enough without fluffiness.
  • Kosher salt: Intensifies the chocolate flavor and balances sweetness.
  • Finely shredded zucchini: The star surprise that hydrates the batter while keeping it deliciously veggie-enhanced.
  • Semi-sweet chocolate chunks: Chunky melty bites add bursts of rich chocolate throughout.
Note: You’ll find the complete list of ingredients, along with their exact measurements, in the printable recipe card at the bottom of this post.

Variations

I like to play around with this Zucchini Brownies Recipe depending on the mood and what I have in my pantry. Feel free to tweak it to suit your tastes or dietary needs—it’s a flexible recipe that welcomes some creativity.

  • Add Nuts: I sometimes toss in chopped walnuts or pecans for a crunchy contrast, and my family goes crazy for the texture.
  • Make It Gluten-Free: Swapping all-purpose flour with a gluten-free blend works wonderfully here and keeps the brownies just as moist.
  • Dark Chocolate Lover’s Version: Replace semi-sweet chunks with bittersweet chocolate for a richer, more intense flavor.
  • Spice It Up: A pinch of cinnamon or espresso powder adds a lovely twist that complements the chocolate beautifully.

How to Make Zucchini Brownies Recipe

Step 1: Prep Your Pan and Oven

Start by preheating your oven to 350°F. Grease a 9×13-inch pan with butter or baking spray, then line it with parchment paper that goes up the sides—this little trick makes lifting the brownies out a breeze when they’re done.

Step 2: Combine Wet Ingredients

In a large bowl, whisk together the vegetable oil, granulated sugar, and vanilla extract until everything is fully mixed. It helps to get the sugar nicely incorporated before moving on to the dry ingredients.

Step 3: Mix Dry Ingredients

Add the flour, cocoa powder, baking soda, and kosher salt to your wet mixture. Stir until the batter comes together—it’ll look quite dry at this point, which is totally normal for this recipe.

Step 4: Fold in the Zucchini

Gently fold in the finely shredded zucchini by hand. Don’t drain it—that moisture is the secret to these moist, rich brownies. Then, let the batter rest for about 5 minutes; this allows the zucchini to hydrate the dry ingredients and helps the batter become more cohesive.

Step 5: Add Chocolate Chunks and Final Stir

Mix in the semi-sweet chocolate chunks, then check your batter’s consistency. It should look more wet and spreadable now. If it still seems too dry, resting for an additional 5 minutes and stirring again usually does the trick.

Step 6: Bake to Fudgy Perfection

Spread the batter evenly into your prepared pan and bake for 25 to 35 minutes. Keep an eye on them around the 25-minute mark; they’ll be done when a toothpick inserted near the center comes out with just a few moist crumbs—no wet batter!

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Pro Tips for Making Zucchini Brownies Recipe

  • Use Fresh, Firm Zucchini: I learned that firm zucchini shreds better and adds the best texture without watering down the batter too much.
  • Don’t Drain the Zucchini: It’s tempting to drain it, but all that moisture is what makes these brownies super fudgy and keeps them from drying out.
  • Resting the Batter Matters: Letting the batter sit before baking helps the cocoa and zucchini absorb liquids evenly, giving you consistent texture every time.
  • Check Doneness with Toothpick Carefully: Avoid overbaking by testing early; brownies can dry out quickly if left too long.

How to Serve Zucchini Brownies Recipe

Zucchini Brownies Recipe - Recipe Image

Garnishes

I love to sprinkle a little powdered sugar on top or add a dollop of whipped cream when serving. Fresh berries or a scoop of vanilla ice cream make a lovely complement that amps up the dessert vibe without overpowering the zucchini brownies’ flavor.

Side Dishes

These brownies pair wonderfully with a cup of coffee or a glass of cold milk. For an afternoon treat, I sometimes serve them alongside fruit salad for a balance of sweet and fresh.

Creative Ways to Present

For special occasions, I’ve cut them into small bite-sized squares, stacked them on a pretty platter, and sprinkled mini chocolate chips on top. It makes for a fun presentation that’s perfect for parties or casual get-togethers.

Make Ahead and Storage

Storing Leftovers

Once cooled, I cover the brownies tightly with plastic wrap or store them in an airtight container. They keep beautifully at room temperature for up to 3 days, maintaining that great moist texture.

Freezing

I freeze extra brownies wrapped in foil and placed in a zip-top bag. When defrosted overnight in the fridge, they retain their fudgy goodness and taste just as fresh—as a bonus, freezing actually helps the flavors meld nicely.

Reheating

To warm leftovers, I pop a brownie in the microwave for about 15-20 seconds or heat briefly in a 300°F oven for 5-7 minutes. This brings back that freshly baked feel and soft, melty texture I adore.

FAQs

  1. Can I use zucchini that isn’t finely shredded for this Zucchini Brownies Recipe?

    It’s best to use finely shredded zucchini so it integrates smoothly into the batter without creating large chunks. This ensures an even texture and better moisture distribution throughout your brownies.

  2. Do I need to peel the zucchini before shredding?

    Not necessarily—I usually leave the skin on for extra nutrients and color. Just give the zucchini a good wash, and shred as is; the skin blends right into the batter and isn’t noticeable in the finished brownies.

  3. Can I substitute the oil with butter in this recipe?

    You can swap in melted butter if you prefer, but vegetable oil helps keep the brownies moist and tender longer. If using butter, make sure to melt it gently and cool slightly before mixing with sugar.

  4. How long will these zucchini brownies keep fresh?

    Stored in an airtight container at room temperature, they should stay fresh for about 3 days. After that, refrigeration or freezing helps preserve their moisture and flavor.

  5. Are zucchini brownies healthier than regular brownies?

    While zucchini adds moisture and some nutrients, these brownies still have sugar and oil, so they’re a treat—not a health food. However, the zucchini does add fiber and reduces the need for some added fat, making them a slightly lighter option.

Final Thoughts

This Zucchini Brownies Recipe has been a game changer in my kitchen and I hope it becomes one in yours too! It’s such a comforting, easy way to enjoy rich chocolate brownies with the subtle boost of veggies—which I think is a win-win. If you’re looking for a new favorite or a clever way to sneak zucchini into treats, give this recipe a try and watch everyone ask for more. Trust me, once you make these, they’ll be your secret kitchen favorite too.

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Zucchini Brownies Recipe

Zucchini Brownies Recipe

5 Stars 4 Stars 3 Stars 2 Stars 1 Star 4.5 from 100 reviews
  • Author: Jessica
  • Prep Time: 10 minutes
  • Cook Time: 35 minutes
  • Total Time: 45 minutes
  • Yield: 12 brownies
  • Category: Dessert
  • Method: Baking
  • Cuisine: American
  • Diet: Vegetarian

Description

Deliciously moist and chocolatey zucchini brownies that perfectly balance rich cocoa and subtle vegetable sweetness. These fudgy brownies incorporate shredded zucchini to add moisture and nutrition without compromising on flavor, making them an irresistible treat for any chocolate lover.


Ingredients

Wet Ingredients

  • ½ cup (112 g) vegetable oil
  • 1 ½ cups (300 g) granulated sugar
  • 1 tablespoon vanilla extract

Dry Ingredients

  • 2 cups (256 g) all-purpose flour
  • ½ cup (64 g) unsweetened cocoa powder
  • 1 ½ teaspoon baking soda
  • 1 teaspoon kosher salt

Others

  • 3 cups finely shredded zucchini (DO NOT DRAIN)
  • 1 ¼ cups semi-sweet chocolate chunks


Instructions

  1. Preheat and Prepare Pan: Preheat your oven to 350°F (177°C). Grease a 9×13-inch baking pan with butter or baking spray and line it with parchment paper, ensuring the paper extends up the sides for easy removal of the brownies.
  2. Mix Wet Ingredients: In a large bowl, combine the vegetable oil, granulated sugar, and vanilla extract. Stir thoroughly until fully incorporated to create a smooth base.
  3. Add Dry Ingredients: Add the all-purpose flour, unsweetened cocoa powder, baking soda, and kosher salt to the wet mixture. Mix until just combined. The batter will appear very dry at this stage.
  4. Fold in Zucchini: Gently fold the finely shredded, undrained zucchini into the batter by hand. Let the batter rest for 5 minutes. This rest time allows the zucchini moisture to hydrate the dry ingredients.
  5. Add Chocolate Chunks and Stir: Stir in the semi-sweet chocolate chunks until evenly distributed. After adding the chocolate, the batter should become more wet. If it still seems dry, allow it to rest for another 5 minutes and then stir again.
  6. Bake: Spread the brownie batter evenly into the prepared pan. Bake in the preheated oven for 25 to 35 minutes. The brownies are done when a toothpick inserted into the center comes out with just moist crumbs and no wet batter.

Notes

  • Do not drain the shredded zucchini, as the moisture is essential for the brownie texture.
  • Allowing the batter to rest after adding zucchini and chocolate chunks helps hydrate the dry ingredients and improves the batter consistency.
  • For best results, line the baking pan with parchment paper that extends up the sides for easy brownie removal.
  • Check the brownies starting at 25 minutes to prevent overbaking and maintain fudgy texture.

Nutrition

  • Serving Size: 1 brownie (approx. 1/12 of pan)
  • Calories: 280
  • Sugar: 25g
  • Sodium: 180mg
  • Fat: 14g
  • Saturated Fat: 3.5g
  • Unsaturated Fat: 9g
  • Trans Fat: 0g
  • Carbohydrates: 36g
  • Fiber: 3g
  • Protein: 3g
  • Cholesterol: 0mg

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