Chocolate White Chocolate Cake Recipe

Chocolate White Chocolate Cake Recipe: A Decadent Dessert for Every Occasion

If you’re craving a cake that combines the richness of chocolate with the creamy sweetness of white chocolate, then you’re in for a treat!

This Chocolate White Chocolate Cake recipe is a true showstopper—whether you’re celebrating a special occasion or simply want to indulge in a slice of heaven.

With layers of moist white chocolate cake, smooth Swiss meringue buttercream, and a velvety white chocolate ganache, this cake is a perfect balance of flavors and textures.

In this recipe, we’ll guide you through each step of creating this decadent dessert, from baking the cake layers to assembling the final masterpiece. So, grab your ingredients and get ready to impress your friends and family with this irresistible cake!

Ingredients List

White Chocolate Cake Ingredients:

  • 5 oz white chocolate (chopped or white chocolate chips)
  • 1 1/2 cups milk
  • 2 1/2 cups all-purpose flour
  • 2 1/2 tsp baking powder
  • 1/2 tsp salt
  • 3/4 cup unsalted butter (room temperature)
  • 1 1/4 cups granulated sugar
  • 3 large eggs (room temperature)
  • 1 tsp vanilla extract

White Chocolate Swiss Meringue Buttercream Ingredients:

  • 6 large egg whites
  • 2 cups granulated sugar
  • 2 cups unsalted butter (room temperature)
  • 6 oz white chocolate (chopped, melted, cooled)

White Chocolate Ganache Ingredients:

  • 3.75 oz white chocolate (finely chopped)
  • 1.5 oz heavy cream
  • 5 drops bright white gel color

For Assembly:

  • 12 white chocolate Lindt truffles
  • White chocolate shavings

Required Kitchen Tools

Before we dive into baking, let’s make sure you have all the necessary tools on hand. Having the right equipment makes the process smoother and ensures that your cake turns out perfectly.

  1. Stand Mixer or Hand Mixer: For whipping up the Swiss meringue buttercream, a stand or hand mixer will save you time and effort. You’ll need it for both the egg whites and the buttercream.
  2. Microwave or Double Boiler: To melt the white chocolate for both the cake and the buttercream, a microwave or double boiler works best. Be sure to melt the chocolate slowly to prevent burning.
  3. Two 8-inch Round Cake Pans: These will be used to bake the white chocolate cake layers. Grease them well, or line with parchment paper for easy removal.
  4. Piping Bag and Tip: To decorate your cake and add the ganache, use a piping bag with a round tip. This will help you achieve a clean and professional look.
  5. Offset Spatula: This tool is ideal for spreading the buttercream evenly and smoothing out the ganache layer.

Having these tools at your disposal will help you create a flawless cake that is as beautiful as it is delicious!

Cake Preparation: Mixing, Baking, and Cooling

Melting the White Chocolate

The first step in making this luxurious Chocolate White Chocolate Cake is melting the white chocolate. You’ll want to do this gently so that it doesn’t burn. Chop the white chocolate into small pieces and place it in a microwave-safe bowl. Heat in short 15-20 second bursts, stirring after each interval, until it’s completely melted and smooth. Set it aside to cool slightly while you prepare the rest of your ingredients.

Mixing the Wet Ingredients

In a separate bowl, whisk together your milk, melted white chocolate, and vanilla extract until well combined. The melted chocolate should be lukewarm—not too hot—so that it doesn’t interfere with the texture of your batter. Set this mixture aside for now.

Creaming the Butter and Sugar

Now, it’s time to cream the butter and sugar. In the bowl of your stand mixer, beat together the room temperature butter and granulated sugar on medium speed for about 3-4 minutes, or until the mixture is light and fluffy. This is an important step, as it helps to incorporate air into the batter, making your cake light and airy.

Adding the Eggs

Once the butter and sugar are creamed, add the eggs one at a time, beating well after each addition. This helps to ensure that the eggs are fully incorporated into the mixture, creating a smooth batter. Be sure to use eggs that are at room temperature, as cold eggs can cause the batter to curdle.

Mixing the Dry Ingredients

In a separate bowl, whisk together the flour, baking powder, and salt. Gradually add the dry ingredients to the wet ingredients in your stand mixer, mixing on low speed until just combined. Be careful not to overmix the batter, as this can result in a dense cake.

Combining the Wet and Dry Mixtures

Now, pour the milk and white chocolate mixture into the batter and mix gently until everything is just combined. The batter should be thick and smooth, but not too stiff. If it’s too thick, you can add a splash of milk to loosen it up. You’re looking for a consistency that will spread easily in your cake pans.

Baking the Cake Layers

Divide the cake batter evenly between your prepared 8-inch round cake pans. Use a spatula to smooth the tops, ensuring the batter is level. Bake the cake layers in a preheated 350°F (175°C) oven for about 25-30 minutes, or until a toothpick inserted into the center comes out clean. Keep an eye on your cakes toward the end of the baking time, as ovens vary.

Once baked, remove the cake layers from the oven and allow them to cool in the pans for about 10 minutes. Then, turn the cakes out onto a wire rack to cool completely before frosting.

White Chocolate Swiss Meringue Buttercream: Creamy and Decadent

Preparing the Swiss Meringue

To start making the white chocolate Swiss meringue buttercream, you’ll need to create a smooth and stable meringue. Begin by placing the egg whites and sugar in a heatproof bowl over a double boiler or in a large saucepan. Heat gently, whisking constantly, until the sugar dissolves and the mixture reaches about 160°F (71°C). This step ensures that the egg whites are safe to consume and helps stabilize the meringue.

Once the sugar is dissolved, remove the bowl from the heat and begin whipping the egg whites on high speed using a stand mixer or hand mixer. Continue whipping until stiff peaks form and the meringue has cooled to room temperature. The meringue should be glossy and smooth—perfect for creating the light texture of Swiss meringue buttercream.

Adding the Butter

Once your meringue has cooled to room temperature, it’s time to incorporate the butter. Gradually add in the room temperature unsalted butter, one tablespoon at a time, while continuing to mix on medium-high speed. The buttercream will begin to look a little curdled at first, but don’t worry! Keep mixing, and soon it will come together into a smooth, creamy texture.

Incorporating the White Chocolate

Once your buttercream is smooth and creamy, it’s time to fold in the white chocolate. Make sure your melted white chocolate has cooled to just below room temperature (but not too firm). Pour the cooled white chocolate into the buttercream and mix on low speed until fully incorporated. The result should be a velvety buttercream with a luscious white chocolate flavor.

Achieving the Perfect Consistency

At this point, you’ll want to check the consistency of your buttercream. If it’s too soft and runny, you can refrigerate it for about 10 minutes and then re-whip it to help it firm up. If it’s too stiff, add a little more softened butter to loosen it up. You want the buttercream to be smooth, spreadable, and easy to pipe.

Once your buttercream is ready, it’s time to start assembling your cake!

Assembling the Cake: Layering and Decorating

Layering the Cake

Now that your cake layers have cooled and your white chocolate Swiss meringue buttercream is ready, it’s time to assemble this showstopper! Start by placing one of your cooled cake layers on a serving plate or cake stand. Using an offset spatula or butter knife, spread an even layer of white chocolate buttercream over the top of the first cake layer.

Place the second cake layer on top of the buttercream and gently press down to ensure that the layers stick together. Be careful not to squish the cake—just a light press will do.

Crumb Coating the Cake

Before fully frosting the cake, it’s a good idea to apply a crumb coat. This is a thin layer of buttercream that helps to lock in any loose crumbs and create a smooth surface for the final layer of frosting. Use a spatula to apply a thin, even layer of buttercream all over the cake, including the sides. Once covered, refrigerate the cake for 15-20 minutes to let the crumb coat set.

Final Layer of Buttercream

Once the crumb coat is firm, you can apply the final layer of buttercream. Use your offset spatula to spread a thick, even coat of the white chocolate Swiss meringue buttercream over the entire cake. Smooth the sides and top as much as possible for a clean, polished look. This is where you can get creative with your finishing touches, making the cake as elegant or as whimsical as you like!

Decorating with White Chocolate Ganache

To make the white chocolate ganache, combine the finely chopped white chocolate and heavy cream in a microwave-safe bowl. Heat the mixture in 20-second bursts, stirring in between, until the white chocolate is fully melted and the ganache is smooth. Add the gel color to the ganache and stir until it’s fully incorporated. This gives the ganache a pure, bright white color that will stand out beautifully against the cake.

Once your ganache has cooled slightly but is still pourable, drizzle it over the top of the cake, allowing it to drip down the sides for a stunning effect. You can use a spoon to encourage the ganache to flow down the edges evenly.

Final Touches: Truffles and Shavings

To add some extra flair, top your cake with white chocolate Lindt truffles. These will not only look beautiful, but also add a touch of richness when you take a bite. Finish off the cake with delicate white chocolate shavings for that extra touch of luxury.

Serving and Enjoying Your Cake

Once your cake is fully assembled and decorated, it’s time to slice and enjoy! This Chocolate White Chocolate Cake is the perfect combination of rich chocolate flavor and creamy white chocolate sweetness. The layers of moist cake, smooth buttercream, and velvety ganache make each bite a truly decadent experience. Serve it at a special occasion, or just as a treat for yourself and your loved ones—you’ll find it hard to resist going back for seconds!

Storage Instructions

How to Keep Your Cake Fresh

If you have any leftover cake (which might be unlikely, but just in case!), you can store it in an airtight container at room temperature for up to 2 days. For best results, cover the cake with a cake dome or wrap it tightly in plastic wrap to prevent it from drying out.

Freezing the Cake

If you want to save the cake for later, you can freeze the layers before frosting. Wrap each cake layer tightly in plastic wrap and aluminum foil and freeze for up to 1 month. To thaw, simply place the layers in the refrigerator overnight, then proceed with frosting and assembling the cake when you’re ready.

Conclusion

This Chocolate White Chocolate Cake is the ultimate indulgence, perfect for any celebration or whenever you want to treat yourself to something truly special. From the melt-in-your-mouth white chocolate cake layers to the creamy Swiss meringue buttercream and glossy white chocolate ganache, every bite is a luxurious experience. By following these steps and using high-quality ingredients, you’ll create a dessert that looks as impressive as it tastes.

So, roll up your sleeves, gather your ingredients, and get ready to enjoy a slice (or two) of this amazing cake. Whether you’re a seasoned baker or a beginner, this recipe is sure to make you feel like a professional pastry chef. Happy baking!

I'm Jennifer Tirrell, a self-taught baker, and founder of CakeRe. As an experienced baker and recipe publisher, I have spent over a decade working in the kitchen and have tried and tested countless baking tools and products. From classic cakes to creative twists, I've got you covered. So grab your apron and let's get baking!

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