Chocolate Zucchini Coconut Cake
Rich and moist chocolate zucchini coconut cake with creamy toasted coconut frosting. This easy one-pan summer dessert is perfect for parties and potlucks. Try it today!
A natural next stop: Peanut Butter Flourless Chocolate Cake, Brownie Cookies, or Cheesecake Truffle Brownies.
Why This Chocolate Zucchini Coconut Cake Stands Out
This chocolate zucchini coconut cake brings together rich cocoa, tender zucchini, and toasted coconut in a way that feels both decadent and summery. The zucchini melts into the batter, adding moisture without any vegetable flavor, while the Greek yogurt keeps the crumb soft for days. It’s the kind of easy zucchini cake you can mix in one bowl, bake in a 9×13 pan, and take to a party where everyone asks for the recipe.
3 Reasons to Try This Zucchini Coconut Cake
- Incredibly moist: Shredded zucchini and Greek yogurt guarantee a tender crumb that stays fresh for days.
- Simple one-pan method: Mix everything in a stand mixer, spread into a 9×13 pan, and bake. No layering or fuss.
- Toasted coconut frosting: The creamy coconut frosting with crunchy toasted coconut on top adds texture and tropical flavor.
Key Ingredients for Zucchini Cake Success
- Zucchini: Shred it on a box grater (large holes) but do not squeeze out moisture. The liquid keeps the cake tender. Medium zucchini works best; if large, remove seeds first.
- Coconut oil: Use refined if you want neutral flavor, or unrefined for a more pronounced coconut taste. It solidifies at room temp, so measure it in its solid state and soften slightly for easy creaming.
- Greek yogurt: Adds moisture and a subtle tang that complements the chocolate. Full-fat works best for richness, but 2% is fine.
Kitchen Tools for This 9×13 Cake
- 9×13-inch baking pan (metal or glass, metal gives slightly crisper edges)
- Stand mixer or hand mixer for creaming butter and sugar
- Box grater for shredding zucchini
- Wire cooling rack to cool cake evenly
- Offset spatula for spreading frosting smoothly
Tips for the Best Chocolate Zucchini Cake
When preparing the zucchini, don’t squeeze out the moisture after grating. The liquid helps keep the cake moist. Just grate it directly into the bowl. For even mixing, let your eggs and yogurt come to room temperature before starting. Check the cake at 40 minutes; it should spring back when touched and a toothpick inserted in the center should come out clean. Overbaking will dry it out.
Expert Advice for Moist Chocolate Cake with Zucchini
The combination of coconut oil and butter gives this cake a tender crumb and subtle coconut flavor. Dutch-process cocoa is less acidic than natural cocoa, which works well with the baking soda in this recipe; it also yields a darker, richer color. If you prefer a less sweet frosting, reduce the confectioners’ sugar by ¼ cup and add a splash of milk to adjust consistency.
Easy Zucchini Cake Variations to Try
Swap the chocolate chips for white chocolate or butterscotch chips for a different flavor. If you don’t have coconut oil, use an equal amount of vegetable oil; the cake will be slightly less tender but still good. For a nutty crunch, fold in ½ cup chopped pecans or walnuts. To make it dairy-free, substitute the butter with a plant-based stick and use a dairy-free yogurt. The texture will be a bit denser but still delicious.
How to Serve Your Toasted Coconut Frosting Cake
Serve this cake at room temperature or slightly warm for the best texture. A scoop of vanilla ice cream or a dollop of whipped cream balances the sweetness. You can also garnish with extra toasted coconut or fresh berries for a pop of color. It’s great for summer desserts, easy to transport and feeds a crowd.
How to Store Leftover Chocolate Zucchini Coconut Cake
Cover the cake tightly with plastic wrap or store in an airtight container in the refrigerator for up to 5 days. Before serving, let it sit at room temperature for about 15 minutes to soften the frosting and bring back the moist crumb. The cake actually tastes better the next day as the flavors meld.
Can You Freeze Zucchini Coconut Cake?
Yes, freeze the cake without frosting for best results. Wrap the cooled cake tightly in plastic wrap, then foil, and freeze for up to 3 months. When ready, thaw overnight in the refrigerator, then bring to room temperature before frosting. Alternatively, you can freeze the frosted cake whole on the pan; once solid, wrap and freeze. Thaw in the fridge and serve chilled or at room temp.
How to Reheat Individual Slices
If you prefer a warm cake, microwave a slice for 10 to 15 seconds. The frosting will soften slightly, and the crumb becomes extra tender. Avoid reheating the whole cake, as the frosting may melt. This cake is also delicious straight from the fridge on a hot summer day.
Chocolate Zucchini Coconut Cake FAQs
Can I use regular cocoa instead of Dutch-process?
Yes, but the cake will be lighter in color and slightly more acidic. Since this recipe uses baking soda (which needs an acid to react), it will still rise fine. For the best deep chocolate flavor, stick with Dutch-process if you have it.
Do I need to peel the zucchini?
No, the skin is thin and tender once baked. Just wash the zucchini, trim the ends, and grate it, skin and all. It blends into the batter completely.
Can I make this cake ahead of time?
Absolutely. Bake the cake a day in advance, cool completely, and store it covered at room temperature. Frost it the day you plan to serve. The cake stays moist and the frosting can be made ahead and refrigerated, just let it soften before spreading.
What if I don’t have Greek yogurt?
You can substitute plain regular yogurt or sour cream. The cake will still be moist. If using a thinner yogurt, you might reduce the flour by 1-2 tablespoons to maintain the right consistency.
Recipe
Chocolate Zucchini Coconut Cake

Rich and decadent chocolate zucchini coconut cake topped with toasted coconut frosting! This Chocolate Zucchini Coconut Cake is super easy, moist, and perfect to feed the crowd for summer parties!
Ingredients
- 2.5 cup all-purpose flour
- 0.75 cup dutch-process cocoa
- 1 tsp baking soda
- 0.5 tsp baking powder
- 0.5 tsp salt
cake
- 0.5 cup unsalted butter, at room temperature
- 0.5 cup coconut oil, melted and cooled to room temperature
- 1.5 cup granulated sugar
- 1 tsp vanilla extract
- 2 large eggs
- 0.5 cup plain greek yogurt
- 3 cup shredded zucchini
- 0.5 cup sweetened flaked coconut
- 0.5 cup chocolate chips
frosting
- 1 cup unsalted butter, at room temperature
- 3.5 cup confectioners' sugar
- 1.5 tsp coconut extract
- 0.5 tsp vanilla extract
- 0.5 cup toasted coconut, for sprinkling
Instructions
- 1
Preheat the oven to 325°F. Grease a 9" x 13" pan with non-stick cooking spray and set aside.
- 2
In a large bowl, whisk together flour, cocoa, baking soda, baking powder, and salt. Set aside.
- 3
In the bowl of a stand mixer, beat together the butter, coconut oil, and sugar until smooth, about 2 minutes. Add the eggs and vanilla extract, beat until smooth. Add the Greek yogurt and mix until combined.
- 4
Slowly mix in the dry ingredients. Mix until just combined. Fold in the zucchini, coconut, and chocolate chips. Spread batter into prepared pan.
- 5
Bake the cake for 40-45 minutes, until the top springs back lightly when touched and a toothpick inserted in the center comes out clean. Remove cake from oven and cool completely on a wire cooling rack.
- 6
While the cake is cooling, make the coconut frosting. In the bowl of a stand mixer, beat the butter until smooth. Gradually add the sugar and mix until creamy and smooth, about 3 minutes. Add in the coconut and vanilla extract and beat until smooth.
- 7
Frost the cooled cake with coconut frosting. Sprinkle toasted coconut over the top of the cake. Cut cake into pieces and serve.
Nutrition (per serving)
Calorie breakdown
How this was calculated — 19 of 19 ingredients matched
Nutrition information is automatically calculated from USDA FoodData Central, so should only be used as an approximation. Actual values may vary depending on the ingredients, brands, and preparation methods used.
Open in analyzerKeyword: Chocolate, coconut, dessert, nutFree, Oven Baked, summer, vegetarian, zucchini
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