If you love a deeply chocolatey bake that somehow still feels cozy and wholesome, this chocolate zucchini bread is the recipe I think you need to make next. It’s rich, dark, and incredibly moist, with a tender crumb, plenty of chocolate chips, and those little flecks of zucchini that quietly work their magic in the background. You won’t taste anything vegetal here. You’ll just get an intensely chocolate loaf with a soft, fudgy interior and melty pockets of chocolate in every slice.
I come back to this recipe whenever I have extra zucchini on the counter and a serious chocolate craving at the same time. It’s one of those easy bakes that feels a little special without asking much from you. The batter comes together quickly, the loaf bakes up beautifully, and the end result tastes like a cross between a quick bread and a not-too-sweet chocolate cake.
Whether you want an afternoon treat, a lunchbox-friendly snack, or something lovely to serve with coffee, this Double Dark Chocolate Zucchini Bread-Rich & Moist delivers. I’ll walk you through exactly how I make it so you get that same dark, glossy, bakery-style loaf with a moist crumb and chocolate chips throughout.
Quick Recipe Info
| Prep time | 15 minutes |
| Cook time | 55 minutes |
| Total time | 70 minutes |
| Servings | 10 slices |
| Difficulty | Easy |
Why You’ll Love It
- It has a deep double-chocolate flavor from cocoa powder and chocolate chips.
- The shredded zucchini keeps the loaf incredibly moist without making it heavy.
- You don’t need a mixer, so cleanup is refreshingly simple.
- It’s a smart way to use up summer zucchini in a bake everyone actually gets excited about.
- The loaf slices beautifully and tastes even better the next day.
- It works as breakfast, snack, or dessert depending on your mood.
Nutritional Benefits and Adaptable Variations
A few nutritional positives
This loaf is definitely a treat, but it has a few nice practical benefits too. Zucchini adds moisture and a bit of fiber, which means you can use less fat than you might in some richer chocolate loaves. Cocoa powder also brings concentrated chocolate flavor without needing melted bars of chocolate in the batter itself. As always, nutrition will vary depending on the exact chocolate chips and flour you use, so think of the values below as a helpful estimate rather than a medical recommendation.
Easy ways to adapt it
You can swap semi-sweet chips for dark chocolate chips if you want a slightly sweeter loaf, or use a mix of both. If you enjoy a little crunch, chopped walnuts or pecans fold in nicely. For a more bakery-style finish, sprinkle a few extra chocolate chips over the top before baking. And if you want to make this chocolate zucchini bread a touch more wholesome, you can replace up to half of the all-purpose flour with white whole wheat flour, though the crumb will be slightly heartier.
Ingredients
Dry ingredients
- 1 cup all-purpose flour
- 1/2 cup unsweetened dark cocoa powder
- 1 teaspoon baking soda
- 1/2 teaspoon baking powder
- 1/2 teaspoon fine salt
- 1 teaspoon ground cinnamon
Wet ingredients
- 2 large eggs
- 1/2 cup neutral oil
- 1/2 cup packed light brown sugar
- 1/3 cup granulated sugar
- 1 teaspoon vanilla extract
- 1 1/2 cups shredded zucchini, lightly packed
- 1/4 cup plain Greek yogurt or sour cream
Chocolate
- 3/4 cup dark chocolate chips, plus 2 tablespoons for topping
Step-by-Step Instructions
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- Preheat your oven to 350°F. Grease a 9×5-inch loaf pan and line it with parchment paper, leaving a little overhang so the bread is easy to lift out later.
- Shred the zucchini on the large holes of a box grater. Gently blot it with a paper towel if it seems very wet, but don’t squeeze it completely dry. You want some moisture left for a tender loaf.
- In a medium bowl, whisk together the flour, cocoa powder, baking soda, baking powder, salt, and cinnamon until there are no cocoa lumps left.
- In a large bowl, whisk the eggs, oil, brown sugar, granulated sugar, vanilla, and Greek yogurt until smooth and glossy.
- Stir the shredded zucchini into the wet mixture. The batter may look a little loose at this stage, and that’s perfectly fine.
- Add the dry ingredients to the wet ingredients and fold gently just until combined. Then fold in the 3/4 cup chocolate chips. Try not to overmix, because that can make the loaf less tender.
- Transfer the batter to the prepared loaf pan and smooth the top. Sprinkle the remaining 2 tablespoons chocolate chips over the surface.
- Bake for 50 to 55 minutes, or until the top is set and a tester inserted in the center comes out with a few moist crumbs but not wet batter. If you hit melted chocolate, test again in another spot.
- Let the bread cool in the pan for 15 minutes, then lift it out and cool completely on a wire rack before slicing. This rest helps the crumb set and gives you those neat, fudgy slices.
Tips, Serving Suggestions & Substitutions
Tips
The most important tip: don’t over-dry the zucchini. If you squeeze out all the moisture, you lose the softness that makes this loaf so rich and moist.
Also, measure the flour carefully and mix just until the batter comes together. A light hand makes a big difference in quick breads.
Serving Suggestions
I love this loaf slightly warm with coffee, but it’s also wonderful at room temperature with a little salted butter or cream cheese. For dessert, try serving a thick slice with whipped cream or a scoop of vanilla ice cream.
Substitutions
You can use sour cream instead of Greek yogurt, and semi-sweet chocolate chips instead of dark. If needed, white whole wheat flour can replace up to half of the all-purpose flour. I don’t recommend skipping the zucchini or reducing the cocoa, since both are central to the loaf’s texture and flavor.
Nutrition Information
| Calories | 276 | Carbohydrates | 35 g |
| Protein | 5 g | Fat | 14 g |
| Saturated fat | 4 g | Cholesterol | 41 mg |
| Sodium | 214 mg | Fiber | 3 g |
| Sugar | 21 g | Serving size | 1 slice |
Nutrition values are approximate per serving and can vary based on specific ingredients used.
Storage & Make-Ahead Tips
Room temperature: Once completely cooled, wrap the loaf tightly or store it in an airtight container for up to 3 days.
Refrigerator: For a slightly longer storage time, refrigerate it for up to 5 days. Let slices come to room temperature or warm briefly before serving for the best texture.
Freezer: Freeze individual slices or the whole loaf, well wrapped, for up to 2 months. Thaw overnight in the refrigerator or at room temperature for a few hours.
Make-ahead: This is an ideal bake to make a day ahead because the flavor deepens and the crumb stays beautifully moist. Just be sure the loaf is fully cooled before wrapping to avoid trapped condensation.
FAQ
Do I peel the zucchini first?
No, I leave the peel on. It softens as the bread bakes and those tiny green flecks look lovely in the dark chocolate crumb.
Why is my chocolate zucchini bread too wet in the middle?
Usually that means it needed a little more baking time or the zucchini was extra juicy. Ovens vary, so start checking at 50 minutes and continue until a tester comes out with moist crumbs rather than raw batter.
Can I make this into muffins instead of a loaf?
Yes, absolutely. Divide the batter into a lined muffin pan and bake at 350°F for about 18 to 22 minutes, checking for doneness near the end.
Can I use frozen shredded zucchini?
You can, but thaw it first and blot away excess liquid. Keep a little moisture, but don’t let it go into the batter dripping wet.
How do I know when it’s fully cooled enough to slice?
The loaf should feel just barely warm or fully room temperature. If you slice too early, the crumb can seem gummy even when the bread is properly baked.
Final Thoughts
I really hope you give this rich, moist loaf a try. It’s one of those dependable recipes that feels simple to make but tastes like something from a favorite neighborhood bakery. If you bake it, I’d love to hear how it turned out for you. Feel free to leave a comment, share it with someone who loves chocolate, and save it to Pinterest for the next time zucchini season rolls around.

Double Dark Chocolate Zucchini Bread-Rich & Moist
Ingredients
Equipment
Method
- Preheat the oven to 350°F. Grease a 9x5-inch loaf pan and line with parchment paper if desired.
- Shred the zucchini using the large holes of a box grater. If it is very wet, lightly blot it with a paper towel, but do not squeeze it completely dry.
- In a medium bowl, whisk together the flour, cocoa powder, baking soda, baking powder, salt, and cinnamon until evenly combined.
- In a large bowl, whisk the eggs, oil, brown sugar, granulated sugar, vanilla extract, and Greek yogurt until smooth.
- Stir the shredded zucchini into the wet mixture.
- Add the dry ingredients to the wet ingredients and fold gently just until combined.
- Fold in 3/4 cup dark chocolate chips.
- Transfer the batter to the prepared loaf pan and smooth the top. Sprinkle the remaining 2 tablespoons chocolate chips over the batter.
- Bake for 50 to 55 minutes, or until the top is set and a tester inserted in the center comes out with a few moist crumbs but no wet batter.
- Cool the bread in the pan for 15 minutes, then remove to a wire rack and cool completely before slicing.
