Chocolate Zucchini Snack Cake

Highlighted under: Sweet Kitchen Classics

I love making this Chocolate Zucchini Snack Cake because it’s the perfect way to use up extra zucchini from my garden. The combination of rich chocolate and moist zucchini creates a delightful treat that’s hard to resist. Not only is it delicious, but it also feels like a healthier option due to the added veggies. Whether I'm serving it for dessert or enjoying a slice with my afternoon coffee, this cake never disappoints. The best part? It’s so simple to whip up and always impresses my family and friends!

Talia Preston

Created by

Talia Preston

Last updated on 2026-02-08T08:01:37.170Z

When I first decided to try a chocolate zucchini cake, I was skeptical. Would the zucchini really work in a sweet dessert? To my surprise, it not only added moisture but also a subtle richness that paired wonderfully with the chocolate. My family could hardly tell there was hidden veggies inside!

The real trick is to finely grate the zucchini and squeeze out excess moisture. This ensures the cake has the perfect texture, light yet rich. And if you want a chocolate boost, a few extra chocolate chips on top just before baking makes this cake even more decadent!

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Why You'll Love This Recipe

  • Rich chocolate flavor paired with fresh zucchini for added moisture
  • Easy to make and perfect for using up garden zucchini
  • Deliciously versatile: enjoy it as a dessert or a snack

Choosing the Right Zucchini

When making Chocolate Zucchini Snack Cake, selecting the right zucchini is key for both flavor and texture. Look for medium-sized zucchini, as larger ones can be too watery and may affect the cake's moisture level. The skin should be firm and shiny; smaller, younger zucchini tend to be sweeter and less seeds are present. If you have an overabundance of larger zucchini, be sure to squeeze out as much excess moisture as possible during the grating process to maintain the cake's density.

Another great tip is to combine both green and yellow zucchini if available. This not only adds a visual appeal but also introduces a subtle flavor variation that can enhance the overall taste of your cake. If you can't find fresh zucchini, frozen grated zucchini can work as a substitute; just ensure it’s thawed and thoroughly drained before using.

Baking Techniques for Success

To achieve a perfectly baked Chocolate Zucchini Snack Cake, it's essential to monitor your oven temperature closely. An oven thermometer can help ensure the accuracy of your 350°F (175°C) setting, as an incorrectly calibrated oven can lead to under- or over-baking. Check the cake at the 20-minute mark for doneness; it should spring back slightly when touched, and a toothpick should come out clean or with a few moist crumbs attached, indicating it's moist but not undercooked.

Cooling the cake properly is the next important step. After baking, let it cool in the pan for 10 minutes to help it set, but be sure to invert it onto a wire rack to cool completely afterward. This prevents sogginess and allows air to circulate around the cake, helping retain a firm and delicious crumb structure.

Serving and Storing Your Cake

This Chocolate Zucchini Snack Cake is incredibly versatile. For an extra indulgent dessert, consider topping it with a light dusting of powdered sugar, a drizzle of chocolate glaze, or even pairing it with a scoop of vanilla ice cream. It’s equally delightful when served plain or with a dollop of whipped cream alongside a cup of coffee or tea, making it perfect for afternoon snacking.

If you have leftovers, store the cake in an airtight container at room temperature for up to three days. For longer storage, wrap squares in plastic wrap and freeze them for up to 2 months. To serve, thaw at room temperature for a few hours or heat individual slices in the microwave for about 15-20 seconds for a warm, comforting treat.

Ingredients

For the Cake

  • 1 ½ cups all-purpose flour
  • 1 cup granulated sugar
  • ½ cup unsweetened cocoa powder
  • 1 tsp baking soda
  • ½ tsp salt
  • 1 cup finely grated zucchini (squeezed dry)
  • ½ cup vegetable oil
  • 2 large eggs
  • 1 tsp vanilla extract
  • ½ cup chocolate chips (optional)

Mix all ingredients well before pouring into a pan!

Instructions

Preheat the Oven

Preheat your oven to 350°F (175°C) and grease a 9x9 inch baking pan.

Mix Dry Ingredients

In a large bowl, combine the flour, sugar, cocoa powder, baking soda, and salt.

Combine Wet Ingredients

In another bowl, whisk together the zucchini, vegetable oil, eggs, and vanilla until smooth.

Combine Mixtures

Pour the wet ingredients into the dry ingredients, mixing until just combined. Fold in chocolate chips if using.

Bake

Pour the batter into the prepared pan and bake for 25 minutes or until a toothpick inserted in the center comes out clean.

Cool and Serve

Let the cake cool in the pan for 10 minutes before transferring it to a wire rack to cool completely.

Enjoy your delicious cake!

Pro Tips

  • For an added hint of flavor, consider adding a teaspoon of cinnamon to the dry ingredients. It pairs beautifully with chocolate and zucchini.

Ingredient Substitutions

If you're looking for a healthier twist, you can substitute the all-purpose flour with whole wheat flour; it adds a nutty flavor and extra fiber without sacrificing moisture. However, keep in mind that this might alter the texture slightly, so you may need to adjust the moisture with a bit more oil or an extra egg to achieve the desired consistency.

For a dairy-free version, instead of chocolate chips made with milk chocolate, opt for dark chocolate or dairy-free chocolate chips. You can also use applesauce or unsweetened Greek yogurt instead of oil for a lighter option; this will increase the moisture content while providing additional nutrients.

Troubleshooting Common Issues

One common issue when making this cake is ending up with a crumbly texture. This can happen if there is too much flour or if the cake is overmixed. Always measure flour accurately by using the spoon-and-level method and mix until just combined for the best result. If you suspect your zucchini was too wet, be sure to double-check that it was thoroughly squeezed dry before adding it to the batter.

If you notice the edges of your cake browning too quickly while the center remains under-baked, consider covering the cake with aluminum foil during the last minutes of baking. This will allow the middle to finish cooking without over-browning the surface. Adjusting your oven rack to the middle can also help provide even heat distribution.

Questions About Recipes

→ Can I use whole wheat flour instead of all-purpose flour?

Yes, you can substitute whole wheat flour for half or all of the all-purpose flour for a healthier option.

→ How do I store the cake?

Store the cake in an airtight container at room temperature for up to three days or in the refrigerator for up to a week.

→ Can I freeze the leftover cake?

Absolutely! Wrap the cooled cake tightly in plastic wrap and then foil and freeze for up to three months. Thaw before serving.

→ Is this cake suitable for kids?

Yes, kids usually love the sweet chocolate flavor, and it’s a sneaky way to get them to eat their veggies!

Chocolate Zucchini Snack Cake

I love making this Chocolate Zucchini Snack Cake because it’s the perfect way to use up extra zucchini from my garden. The combination of rich chocolate and moist zucchini creates a delightful treat that’s hard to resist. Not only is it delicious, but it also feels like a healthier option due to the added veggies. Whether I'm serving it for dessert or enjoying a slice with my afternoon coffee, this cake never disappoints. The best part? It’s so simple to whip up and always impresses my family and friends!

Prep Time20 minutes
Cooking Duration25 minutes
Overall Time45 minutes

Created by: Talia Preston

Recipe Type: Sweet Kitchen Classics

Skill Level: Easy

Final Quantity: 8 servings

What You'll Need

For the Cake

  1. 1 ½ cups all-purpose flour
  2. 1 cup granulated sugar
  3. ½ cup unsweetened cocoa powder
  4. 1 tsp baking soda
  5. ½ tsp salt
  6. 1 cup finely grated zucchini (squeezed dry)
  7. ½ cup vegetable oil
  8. 2 large eggs
  9. 1 tsp vanilla extract
  10. ½ cup chocolate chips (optional)

How-To Steps

Step 01

Preheat your oven to 350°F (175°C) and grease a 9x9 inch baking pan.

Step 02

In a large bowl, combine the flour, sugar, cocoa powder, baking soda, and salt.

Step 03

In another bowl, whisk together the zucchini, vegetable oil, eggs, and vanilla until smooth.

Step 04

Pour the wet ingredients into the dry ingredients, mixing until just combined. Fold in chocolate chips if using.

Step 05

Pour the batter into the prepared pan and bake for 25 minutes or until a toothpick inserted in the center comes out clean.

Step 06

Let the cake cool in the pan for 10 minutes before transferring it to a wire rack to cool completely.

Extra Tips

  1. For an added hint of flavor, consider adding a teaspoon of cinnamon to the dry ingredients. It pairs beautifully with chocolate and zucchini.

Nutritional Breakdown (Per Serving)

  • Calories: 380 kcal
  • Total Fat: 26g
  • Saturated Fat: 15g
  • Cholesterol: 195mg
  • Sodium: 85mg
  • Total Carbohydrates: 32g
  • Dietary Fiber: 3g
  • Sugars: 24g
  • Protein: 6g