Name: Chocolate Orange Cake with Blood Orange Frosting Recipe
Prep time: 30 min
Cook time: 35 min
Total time: 1 h 25 min
Cuisine: American
Ingredients: ⅔ cup all purpose flour; ½ cup cocoa powder; ⅔ teaspoon baking soda; ⅓ teaspoon baking powder; ½ teaspoon salt; ⅓ cup buttermilk; 2 tablespoons neutral oil (grapeseed, olive, or avocado oil); 1 large egg (room temperature); ⅔ cup brown sugar (packed); 3 tablespoons orange zest; ¼ cup dark chocolate (melted & cooled); ⅓ cup espresso (or coffee); 3 egg whites; 1 cup granulated sugar; 1⅓ cups unsalted butter (room temperature); ¼ cup cooled blood orange juice reduction (simmer ½ cup juice on medium low until ¼ remains); Zest of 2 blood oranges; Dried orange slices; Fresh organic & food safe flowers

If you adore the classic duo of citrus and chocolate, you are in for a treat with this Chocolate Orange Cake with Blood Orange Frosting Recipe. It’s like biting into a rich, moist chocolate cake that’s been kissed by vibrant blood orange flavors—a truly magical combination!

A single round dark chocolate cake layer sits centered on a white marble plate, topped with a large dollop of thick, creamy off-white frosting. The frosting covers about half the cake surface with a textured, slightly rough spread, showing some swirls and soft peaks. The scene is set against a white marbled background, highlighting the contrast between the dark cake and light frosting. photo taken with an iphone --ar 2:3 --v 7

Jump to:

Why You'll Love This Recipe
Ingredients & Why They Work
Make It Your Way
Step-by-Step: How I Make Chocolate Orange Cake with Blood Orange Frosting Recipe
Top Tip
How to Serve Chocolate Orange Cake with Blood Orange Frosting Recipe
Make Ahead and Storage
Frequently Asked Questions:
Final Thoughts
Chocolate Orange Cake with Blood Orange Frosting Recipe

Why You'll Love This Recipe

I remember the first time I whipped up this cake—it instantly became a favorite, especially when the room fills with the intoxicating aroma of chocolate and fresh citrus zest. It’s elegant enough for celebrations but simple enough for a cozy weekend bake.

Moist & Rich: The blend of cocoa, espresso, and melted dark chocolate makes the cake deeply chocolatey and satisfyingly moist.
Bright Citrus Contrast: The blood orange buttercream frosting brings a bright, tangy burst of flavor that cuts through the richness perfectly.
Whipped Egg Whites: Folding in fluffy meringue gives the cake a wonderfully light and tender crumb.
Showstopping Presentation: Dried orange slices and edible flowers turn this cake into a stunning centerpiece for any occasion.

Ingredients & Why They Work

Before you gather your ingredients, here’s a quick tip: fresh, high-quality citrus and good dark chocolate truly make all the difference in the flavor depth of this cake. Plus, using room temperature eggs and butter ensures your batter and frosting come together smoothly.

Flat lay of a small mound of all purpose flour, a neat pile of dark brown cocoa powder, a few light beige baking soda crystals, a pinch of pale baking powder powder, a small heap of fine white salt, a small white ceramic bowl with creamy buttermilk, a small white bowl filled with clear light golden neutral oil, one large brown egg with an uncracked shell, a small pile of packed moist brown sugar, a few strands of bright orange zest, a few chunks of dark glossy melted chocolate, a small white bowl of dark rich espresso, three whole white eggs with uncracked shells, a small heap of fine white granulated sugar, a small white bowl with softened pale yellow unsalted butter, a small white bowl containing deep orange blood orange juice reduction, a few bright blood orange zests, several dried orange slices with translucent orange tones, and a few fresh food-safe edible flowers with green leaves and colorful petals, all arranged symmetrically and naturally placed on simple white ceramic bowls or dishes, placed on a clean white marble surface, soft natural light, photo taken with an iPhone, professional food photography style, fresh ingredients, white ceramic bowls, no bottles, no duplicates, no utensils, no packaging --ar 2:3 --v 7 --p m7354615311229779997

All Purpose Flour: The base for the cake’s structure, providing just the right amount of crumb.
Cocoa Powder: For rich chocolate flavor without added fat or sweetness.
Baking Soda and Baking Powder: These leavening agents work together to give the cake a tender, light rise.
Salt: Enhances all the flavors, balancing the sweetness and acidity.
Buttermilk: Adds moisture and a subtle tang to complement the citrus notes.
Neutral Oil: Keeps the cake moist without overpowering flavors—grapeseed, olive, or avocado oil all work well.
Large Egg: Adds richness and stability to the cake batter.
Brown Sugar: Provides deep, caramel-like sweetness and moisture.
Orange Zest: Infuses fresh, fragrant citrus brightness directly into the batter.
Dark Chocolate: Melted and cooled, it intensifies the chocolate profile for a decadent experience.
Espresso or Coffee: Enhances and deepens the chocolate flavor—feel free to use strong brewed coffee if espresso isn’t handy.
Egg Whites: Beaten to stiff peaks and folded in for an airy, delicate crumb.
Granulated Sugar: Whipped with egg whites to create a glossy, sweet meringue.
Unsalted Butter: The creamy base for the buttercream frosting, room temperature for easier whipping.
Blood Orange Juice Reduction: Concentrated citrus flavor that makes the frosting uniquely tangy and fragrant.
Blood Orange Zest: Adds vibrant color and a punch of fresh citrus aroma to the buttercream.
Dried Orange Slices: For a charming, edible decoration that ties into the citrus theme.
Fresh Organic & Food Safe Flowers: They elevate the cake’s look, making it perfect for any celebration.

📝

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.

Make It Your Way

One of the best things about this Chocolate Orange Cake with Blood Orange Frosting Recipe is how easy it is to tweak and make your own. Whether you have dietary preferences or just want to play with flavors, there’s plenty of room to get creative!

Dairy-Free Delight: I've tried swapping the buttermilk for a mix of plant-based milk and lemon juice, and used vegan butter for the frosting. The result was just as luscious, with that familiar chocolate-orange magic shining through!
Tea Time Twist: If espresso or coffee isn’t your thing, steep a strong black tea instead. I love how it adds a subtle earthiness that pairs wonderfully with the citrus notes.
Classic Orange Upgrade: When blood oranges aren’t in season, regular oranges work just fine, though the frosting won’t have quite that intense color or tang. I’ve made it this way too, and it’s still a crowd-pleaser.

Step-by-Step: How I Make Chocolate Orange Cake with Blood Orange Frosting Recipe

A slice of dark chocolate cake with one thick layer of creamy white frosting on top is placed on a white plate. The frosting is smooth and covers the entire top surface. On top of the frosting, there are two thin slices of dried citrus fruit – one orange and one purple in color – positioned slightly overlapped near the edge. A small sprig of green leaves with tiny white flowers lies beside the fruit slices, adding a fresh touch. The background surface is a white marbled texture, and a larger cake with similar decoration is blurred in the background. photo taken with an iphone --ar 2:3 --v 7

Step 1: Preheat and Prep Your Pan

Start by preheating your oven to 350°F—this ensures it’s nice and ready when your batter is set. Grease and flour an 8-inch round cake pan thoroughly. I like to use a little butter and flour, tapping out the excess, so the cake releases like a dream after baking.

Step 2: Sift and Combine the Dry Ingredients

In a medium bowl, sift together the flour, cocoa powder, baking soda, baking powder, and salt. Sifting helps remove lumps and blends these dry ingredients evenly. Set this mixture aside while you prepare the wet ingredients.

Step 3: Whisk the Wet Ingredients Together

In a large bowl, whisk the buttermilk, neutral oil, the large room-temperature egg, brown sugar, and orange zest until smooth. Next, stir in the melted and cooled dark chocolate along with the espresso or coffee. The mixture should look glossy and rich—this is the flavor powerhouse.

Step 4: Gently Mix Dry and Wet Ingredients

Slowly add your dry ingredients to the wet mixture, stirring just enough to combine. Remember, over-mixing can make your cake tough, so keep your stir gentle and watch for any streaks of flour to disappear.

Step 5: Beat Egg Whites into a Glossy Meringue

Using a clean, dry bowl, beat the 3 egg whites until soft peaks form. Gradually add the granulated sugar while continuing to beat until you get stiff, shiny peaks—the perfect meringue. This will bring lightness and lift to your dense chocolate base.

Step 6: Fold the Meringue into the Batter

Carefully fold the meringue into the cake batter in three parts. Use a spatula to cut through the center and gently lift the batter over the meringue, preserving as much air as possible. This technique keeps your cake wonderfully airy.

Step 7: Bake to Perfection

Pour your beautifully aerated batter into the prepared pan and smooth the top. Bake at 350°F for 35 minutes. When the cake passes the toothpick test—just a few moist crumbs clinging to it—you’re good to go. Watch that golden crust form; it smells incredible!

Step 8: Let the Cake Cool

Allow the cake to rest in the pan for 10 minutes before carefully transferring to a wire rack to cool completely. This resting period helps it set nicely, so it won’t crumble when you frost.

Step 9: Whip Up That Blood Orange Buttercream

Beat your softened unsalted butter until it’s pale and fluffy. Then, slowly add the cooled blood orange juice reduction while continuing to beat until fully incorporated and luxuriously creamy. Finally, fold in the zest of two blood oranges—it’s this burst of fragrance that makes the frosting sing.

Step 10: Frost and Decorate Your Masterpiece

Once your cake is completely cool, spread the buttercream evenly over the top and sides. My favorite part? Garnishing with the dried orange slices and fresh, food-safe flowers to add that festive, elegant touch. It’s worth a thousand compliments!

Top Tip

Mastering the perfect Chocolate Orange Cake with Blood Orange Frosting Recipe is all about balance and technique. These tips will help ensure your cake turns out moist, flavorful, and beautifully presented every time.

Whip Egg Whites to Perfection: Make sure your egg whites are at room temperature before beating; this guarantees maximum volume and gives your cake that light, airy crumb.
Fold Batter Gently: When combining the meringue into the batter, fold in thirds with a gentle hand—this preserves the airiness you worked hard to achieve.
Simmer Blood Orange Juice Carefully: When making the juice reduction for the frosting, keep the heat low and watch closely to avoid burning or over-reducing, which can lead to a bitter taste.
Use Fresh Zest for Vibrant Flavor: Freshly grated orange zest makes a world of difference; it really lifts both the cake and the buttercream with natural citrus brightness.

How to Serve Chocolate Orange Cake with Blood Orange Frosting Recipe

A round cake is placed on a white plate with smooth white cream frosting covering the top and sides. Around the edge of the cake is one layer of dried citrus slices alternating orange and deep red colors, creating a bright and rustic border. The cake sits on a white marbled surface scattered with fresh and dried citrus slices and soft pink flowers. A glass of water with green leaves inside is visible in the top left corner. The overall look is fresh and natural, with warm orange and red tones contrasting the clean white background. Photo taken with an iphone --ar 2:3 --v 7

Garnishes

This cake’s striking look is part of its charm, so keep the garnishes elegant yet simple. Use dried orange slices glazed lightly with a bit of honey or a sprinkle of sugar for a subtle crunch, and top with fresh, organic, food-safe flowers to add a natural, festive flair. The vivid blood orange zest folded into the buttercream gives you a stunning visual plus flavor boost.

Side Dishes

Serve this dessert alongside a dollop of lightly sweetened whipped cream or a scoop of vanilla bean ice cream to balance the tangy citrus notes. A cup of freshly brewed espresso, black coffee, or even a bright citrusy tea complements the deep chocolate and orange flavors beautifully, making your dessert experience utterly indulgent.

Make Ahead and Storage

Storing Leftovers

Once frosted, store the cake in an airtight container and keep it in the refrigerator for up to 3 days. This helps preserve the texture of the delicate blood orange buttercream and keeps your cake moist. Before serving, let the cake sit at room temperature for about 30 minutes to bring out all those luscious flavors and soften the frosting slightly.

Freezing

You can freeze the unfrosted cake layers wrapped tightly in plastic wrap and then in foil for up to a month. Thaw in the refrigerator overnight before bringing to room temperature and frosting as directed. Freezing the frosted cake is not recommended because the texture of the buttercream may change.

Reheating

This cake is best enjoyed at room temperature. If you prefer a slightly warm slice, gently heat an individual portion in the microwave for about 10-15 seconds, but be careful not to melt the frosting completely. This warm touch can enhance the chocolate aroma beautifully.

Frequently Asked Questions:

Can I use regular oranges instead of blood oranges for this cake?

Yes, you can use regular oranges if blood oranges are unavailable. However, the flavor will be less intense and the frosting won’t have the same vivid color that blood oranges provide.

What if I don’t have espresso or coffee to add to the cake batter?

If you don’t have espresso or coffee, strong brewed black tea works as a nice substitute. It helps deepen the chocolate flavor without adding bitterness.

How do I ensure my egg whites whip up to the correct stiffness?

Using room temperature egg whites and a clean, grease-free bowl are key. Beat them gradually from soft peaks to stiff, glossy peaks while slowly adding granulated sugar for a stable meringue.

Can I make this recipe dairy-free?

Absolutely! Substitute buttermilk with plant-based milk mixed with a tablespoon of lemon juice and use vegan butter for the frosting to make this dessert dairy-free while keeping it delicious.

Final Thoughts

Creating this Chocolate Orange Cake with Blood Orange Frosting Recipe is such a joyful baking adventure. It’s a celebration of rich chocolate and vibrant citrus that’s perfect for holidays, special occasions, or simply treating yourself. With its tender crumb and luxuriously tangy buttercream, this cake has a way of bringing smiles around the table. I hope you enjoy baking it as much as I’ve loved sharing it with you!