Zucchini Brownies Recipe
Ingredients
- 1 cups white sugar
- cup vegetable oil
- 2 teaspoons vanilla extract
- 2 cups all-purpose flour
- cup unsweetened cocoa powder
- 1 teaspoons baking soda
- 1 teaspoon salt
- 2 cups shredded zucchini
- cup chopped walnuts
Frosting:
- 6 tablespoons unsweetened cocoa powder
- cup butter
- 2 cups confectioners' sugar
- cup milk
- teaspoon vanilla extract
Directions
- Gather all the ingredients. Preheat your oven to 350F (175C). Grease and flour a 9x13-inch baking pan.
- In a large mixing bowl, combine sugar, vegetable oil, and vanilla extract. Stir until well blended.
- In a separate bowl, whisk together the flour, cocoa powder, baking soda, and salt. Gradually add this dry mixture to the sugar mixture, stirring until fully incorporated.
- Fold in the shredded zucchini and chopped walnuts until evenly distributed.
- Pour the batter into the prepared baking pan, spreading it evenly.
- Bake in the preheated oven for about 25 to 30 minutes, or until the top is dry and the edges begin to pull away from the sides of the pan. Let the brownies cool for about 20 minutes.
- While the brownies are cooling, prepare the frosting: In a small saucepan, combine the cocoa powder and butter. Heat over medium-low heat, whisking until smooth and glossy. Remove from heat and allow to cool.
- In a separate bowl, mix together the confectioners' sugar, milk, and vanilla extract. Stir this mixture into the cooled cocoa mixture, blending until smooth.
- Once the brownies have cooled, spread the frosting evenly over the top. Cut into squares and serve.
- Enjoy your delicious zucchini brownies!
Nutrition Facts
| Servings Per Recipe | 24 |
|---|---|
| Calories | 209 |
| Total Fat | 9g (11% Daily Value) |
| Saturated Fat | 2g (8% Daily Value) |
| Cholesterol | 0mg (0% Daily Value) |
| Sodium | 200mg (9% Daily Value) |
| Total Carbohydrate | 33g (12% Daily Value) |
| Dietary Fiber | 2g (6% Daily Value) |
| Total Sugars | 23g |
| Protein | 2g (5% Daily Value) |
| Vitamin C | 1mg (1% Daily Value) |
| Calcium | 14mg (1% Daily Value) |
| Iron | 1mg (6% Daily Value) |
| Potassium | 101mg (2% Daily Value) |

Origin and History
The origin of zucchini brownies is deeply rooted in the American tradition of "sneaky" cooking, where vegetables are cleverly hidden in desserts. Zucchini, a versatile and mild-flavored summer squash, was introduced to North America in the 19th century, but its use in baked goods like brownies didn't emerge until much later. The idea of incorporating zucchini into baked desserts gained popularity in the 1970s and 1980s, as home cooks sought creative ways to use abundant summer squash. Zucchinis high water content makes it perfect for adding moisture to baked goods, resulting in a moist and slightly cakey texture that differentiates it from traditional brownies.
Regional Variations
Zucchini brownies have been embraced across the United States, particularly in regions where zucchini is abundant in the summer months. In the Midwest, where zucchini grows prolifically, this dessert is often a seasonal treat, especially at potlucks, bake sales, and family gatherings. Some regions may add unique twists, such as incorporating local nuts or using different types of frosting. For example, in the southern United States, pecans might be substituted for walnuts, giving the brownies a distinct flavor. Additionally, some recipes substitute applesauce or yogurt for oil to make the dessert even healthier.
Distinguishing Features
While zucchini brownies may appear similar to traditional chocolate brownies, their texture and taste are subtly different. The addition of zucchini results in a more moist and slightly denser texture compared to regular brownies. Unlike classic brownies, which rely solely on eggs and butter for moisture, zucchini brownies use the vegetable's natural moisture, which can result in a more cake-like consistency. However, if prepared correctly, the zucchini flavor is nearly undetectable, allowing the rich chocolate to shine through. Furthermore, zucchini brownies are often considered a healthier alternative, as they incorporate a vegetable into a traditionally indulgent dessert.
Where to Serve
Zucchini brownies are commonly served in casual settings such as family gatherings, picnics, or bake sales. They are particularly popular in the summer months when zucchini is in season and home gardeners are looking for new ways to use their harvest. These brownies can also be served as a delicious snack for kids, who may be unaware of the sneaky vegetable hidden inside. The combination of chocolate and zucchini makes it a universally appealing dessert, suitable for almost any occasion, from a laid-back afternoon tea to a more festive gathering.
Fun Facts
1. Zucchini brownies are sometimes referred to as "sneaky brownies" because they are a clever way to introduce vegetables into kids' diets without them noticing.
2. Zucchinis mild flavor allows it to blend seamlessly into chocolatey desserts, making it an ideal vegetable for bakers looking to create healthier versions of traditional treats.
3. The addition of zucchini to brownies not only makes the dessert moister but also increases its nutritional value by adding fiber, vitamins, and minerals like potassium and vitamin C.
4. Some bakers add a hint of cinnamon or nutmeg to the batter for a spiced variation that complements the chocolate and zucchini flavors.
5. Zucchini brownies are a popular dessert in vegan and allergy-friendly communities because they can be made without eggs or dairy, making them suitable for those with dietary restrictions.
FAQ about Zucchini Brownies Recipe
Comments
Elizabeth Ramirez
11/17/2023 08:53:35 PM
This brownie recipe has a subtle vegetal undertone, but overall it's fantastic. Like others have mentioned, it leans towards a cake-like texture, even without adding an egg. The result is a moist and gooey treat. For best results, slightly underbake the brownies. Using cocoa powder instead of flour to dust the pan prevents a white, floury exterior. Swapping out most of the oil for applesauce worked well - the brownies remained moist and tender. Grating the zucchini finely ensures it blends in smoothly. A sneaky way to include zucchini and applesauce without anyone noticing!
Jacob Johnson
10/03/2023 01:00:52 AM
I absolutely loved this recipe, Marian! I have to admit, I was quite hesitant at first because of the zucchini and no egg combination. After mixing the ingredients, they didn't look very appealing (probably because my zucchini was a bit dry). I had to press the mixture into the dish instead of pouring it, which made me a little worried. However, the end result was fantastic! It was a clever way to sneak in some zucchini without the kids noticing at all. I omitted the nuts due to my baby's allergy and added 1/2 cup of chocolate chips instead. It was perfect because there were no eggs in the recipe, so my baby could enjoy it too! Thank you for sharing this amazing recipe - we absolutely adored it!
Melissa Baker
02/16/2024 05:47:45 AM
Absolutely amazing! Adding zucchini keeps the batter moist and fudgy without needing an egg. I stuck to the recipe and only added 1/4 cup of nuts. They were perfectly baked in just 20 minutes. The frosting is fantastic, although these brownies are delicious even without it. Thank you for this keeper recipe!
Alexander Williams
02/25/2025 05:21:32 AM
Absolutely amazing! After reading some feedback mentioning dry batter, I decided to blend the zucchini in my Vitamix with a splash of water. I used about 1/4 cup, and it worked like a charm, resulting in wonderfully moist brownies. While I'm not typically into frosting, the brownies themselves are not overly sweet, so the frosting adds just the right amount of sweetness. I skipped the walnuts, and these turned out to be the best brownies I've ever made. Highly recommend this recipe!
Scott White
11/23/2024 01:41:04 PM
After reading mostly positive reviews, I decided to try this recipe, and I'm so glad I did! I grated the zucchini, mixed in the salt, and let it sit to draw out the liquid, while combining the remaining dry ingredients. When I added the salted zucchini, which had become quite wet, I didn't bother draining or squeezing it. The batter ended up quite wet but still pourable and spreadable. The end result was fantastic - more cake-like than brownie-like, but incredibly delicious. I even added some chopped dark chocolate bars and black walnuts, which really elevated the flavor. The frosting was absolutely amazing too - I've used it on many cakes since. Overall, this recipe was a perfect delight!
Donald Campbell
09/12/2022 04:50:48 PM
I thinly sliced 2 zucchinis, sprinkled them with a bit of salt and cooked them until soft. After they cooled, I mixed them into the recipe along with 1/2 cup of brown sugar and chocolate chips. These turned out to be the best brownies I've ever had!
Brandon White
11/14/2024 01:55:17 AM
I have been making this recipe for years and have perfected an easy method to ensure it turns out delicious every time. Firstly, grate two cups of zucchini and add it to the oil, sugar, and vanilla mixture, letting it sit for at least 5 minutes to release moisture. Incorporating this step ensures the right amount of liquid in the batter, preventing a dry texture. Following the recipe as directed, be sure to thoroughly mix the wet and dry ingredients for a moist and fluffy result. After baking, cooling, and frosting with non-dairy milk and vegan butter for a truly vegan option, I recommend storing it in the fridge for optimum taste - it actually gets better on the second day! I appreciate that this cake is moist and not dense like many eggless treats, and I believe it deserves the title of an awesome chocolate cake rather than a brownie. If you have a sweet tooth like me, you'll undoubtedly enjoy this treat, all while convincing yourself it's healthy with the hidden zucchini goodness!
Stephanie Anderson
03/15/2023 05:23:37 PM
These treats are absolutely tasty! Although I wouldn't classify them as brownies - they resemble more of a chocolate cake. If you're aiming for dense, fudgy brownies, this recipe falls a bit short. I stuck to the instructions but omitted the nuts. In my next attempt, I plan to reduce the baking soda from 1 1/2 tsp. to 1 tsp. The frosting is divine, but the preparation steps are a bit peculiar. Avoid melting the butter with the cocoa powder and then combining it with the powdered sugar, as it leads to clumpy frosting. Rather, mix the powdered sugar and cocoa powder first. Combine the melted butter and vanilla with milk, then pour this mixture into the sugar/cocoa powder blend. Thoroughly mix everything with a hand mixer. My spouse, who typically dislikes zucchini, had no idea it was hidden in these treats and kept complimenting them. When I finally revealed the secret ingredient, he wasn't bothered in the least.
Donald Hernandez
07/13/2023 10:55:53 AM
This experience was fantastic! Initially, I wasn't satisfied with the texture of the brownie batter, so I decided to add 1/4 cup of milk and continued blending it with my hands until I achieved a moist consistency without using the egg. Additionally, for the frosting, I included an extra 1/2 cup of confectioners' sugar to prevent it from becoming too dry and lumpy. Despite these adjustments, the final result was quite delightful.
Michelle Collins
09/04/2024 08:09:07 AM
I'm not sure what some reviewers are complaining about regarding this recipe turning out dry. As someone who has made multiple zucchini breads before, I know that mixing the oil, sugar, and zucchini first before adding the dry ingredients ensures there is plenty of moisture. By simply adjusting the order of the ingredients without changing anything else, this recipe turns out perfect and incredibly delicious.
Kelly Perez
11/27/2022 05:10:04 PM
I usually don't leave reviews, but I couldn't resist sharing how amazing these brownies turned out! I followed the recipe to a tee and even used a unique method for preparing the zucchini - I pureed the pieces with the skin on in my food processor. The result? Incredibly moist brownies that are now my ultimate favorite recipe!
Eric Wright
09/15/2022 11:30:48 AM
We absolutely adore this recipe! It's consistently moist and never lasts more than 2 days in our home. I like to enhance it by adding 1/2 cup of chocolate chips. I opt for using stevia as we have a diabetic family member. I personally choose not to frost them, and they are still delightful!
Brian Allen
10/23/2023 04:02:09 PM
Review: It was a refreshing change to make something different from zucchini bread, thank you.
Edward Wright
04/21/2025 04:37:25 PM
Definitely used dark cocoa!!!
Amy Diaz
11/29/2024 06:05:12 AM
I think I made a mistake. The texture was strange. I would try again using a smaller grater.
Gary Moore
12/08/2024 04:13:09 AM
I reduced the sugar to 1 cup and substituted gluten-free flour in this recipe. To lighten the batter, I included 1/2 cup of coffee. Instead of frosting, I topped the batter with 1/2 cup of dark chocolate chips before baking. The result was a hit with everyone.
Jessica Garcia
01/30/2023 05:28:26 PM
I absolutely adored these brownies and have made them several times. The first time I made them, I topped them with a fluffy peanut butter frosting - they were very rich but incredibly delicious. The second time, I made them with Splenda and skipped the frosting for my diabetic family members. In both instances, they turned out perfectly - dense and fudgy, just like brownies should be, not cake-like at all! I will definitely be making this recipe many more times. Thank you!
Kathleen Martinez
11/09/2023 08:15:31 PM
I discovered that the flavor of the baking soda was overpowering for my taste buds. However, the recipe otherwise turned out quite well. In the future, I plan to substitute baking powder instead.
Sarah Nguyen
12/18/2024 08:16:02 AM
I prepared these for the residents at the assisted living facility and they thoroughly enjoyed them! Many thanks for sharing the recipe. I'll definitely be treating them to this deliciousness again.
Janet Parker
10/02/2022 08:19:36 AM
While the taste was decent, I was thoroughly disappointed with the texture of these brownies. I craved brownies, not cake, and these turned out to be too dry for my liking. I regret not following my gut feeling about the excessive 2 cups of flour in the recipe. Brownies should not be laden with flour, as it transforms them into a cake-like consistency. I should have examined the recipe pictures beforehand, as they clearly indicated in Step 3 that the brownie batter lacked the moist look one expects. After baking, Step 4 revealed a dry, uneven cake-like appearance, prompting the need for frosting. While brownies usually stand alone without frosting, these ones seemed to require it. Regrettably, I won't be making these brownies again unless I'm in the mood for zucchini cake.