There’s dessert, and then there’s a Chocolate Biscoff Layer Cake—a showstopper in every sense! This gorgeous cake features rich chocolate layers, the addictive creaminess of Biscoff cookie butter frosting, and a glossy chocolate ganache that drips down the sides like a dream. If you’re looking to celebrate something (or just satisfy your deepest sweet craving), this is the ultimate bake to make at home. Each forkful is a symphony of fudgy chocolate, sweet spiced cookie flavor, and silky smooth frosting—it’s hard to stop at just one slice! Whether you’re new to layer cakes or a pro, this is a treat everyone will be obsessed with.
Ingredients You’ll Need
Every part of this cake is anchored by familiar ingredients, each with its own moment to shine. The simple staples come together to create something magical—deep chocolate, buttery richness, and that irresistible Biscoff flavor. Let’s break down what you’ll need and why.
- All-purpose flour: The structure of the cake, giving it lift and keeping the crumb wonderfully tender.
- Granulated sugar: Sweetens and moistens the cake layers, ensuring each bite melts in your mouth.
- Unsweetened cocoa powder: Delivers that deep, dark chocolate flavor and stunning color contrast to the frosting.
- Baking soda & baking powder: A team to make your cakes rise perfectly for that lofty, bakery-style finish.
- Salt: Balances out sweetness and enhances all the flavors. Don’t skip this tiny ingredient!
- Buttermilk: Lends tang and makes for an extra tender, soft crumb—essential for a memorable chocolate cake.
- Strong brewed coffee: Intensifies the chocolate flavor without being overwhelmingly coffee-tasting.
- Vegetable oil: Keeps the cake extra moist and light, even days after baking.
- Eggs: The glue that holds everything together, adding richness and helping the cake rise.
- Vanilla extract: Heightens all the other flavors with just a splash.
- Unsalted butter: The base of the frosting, providing that classic creamy texture.
- Biscoff cookie butter spread: The star of the frosting—a caramelized, gently spiced spread that makes magic when combined with butter and sugar.
- Powdered sugar: Sweetens and fluffs up the Biscoff frosting.
- Heavy cream: Used in both frosting and ganache for unbeatable silkiness.
- Powdered sugar: Sweetens and fluffs up the Biscoff frosting.
- Semi-sweet chocolate chips: Melted into ganache for that beautiful drip and deep chocolate flavor.
- Whole Biscoff cookies: The crowning decoration—crunchy, pretty, and more delicious cookie flavor on top!
How to Make Chocolate Biscoff Layer Cake
Step 1: Bake the Ultimate Chocolate Cakes
Kick things off by preheating your oven to 175°C (350°F) and prepping two 8-inch round cake pans—grease and flour them well so nothing sticks. In one bowl, whisk together all your dry ingredients: flour, sugar, cocoa powder, baking soda, baking powder, and salt, ensuring everything is blended nicely without clumps. In a separate bowl, combine the buttermilk, steaming hot coffee, oil, eggs, and vanilla. Mixing wet into dry, you’ll notice the batter is runny, but don’t worry—that’s the secret to a super moist cake. Pour the batter evenly into your prepared pans and bake for 30-35 minutes, until a toothpick poked in the center comes out clean. Let the cakes cool in their pans for 10 minutes, then turn them out onto a wire rack to cool completely.
Step 2: Whip Up the Dreamiest Biscoff Frosting
Once your cakes are cool, grab a large mixing bowl and beat together the softened butter and Biscoff cookie butter until the mixture is ultra-smooth. Gradually mix in powdered sugar, one cup at a time, starting your mixer on low to avoid a sugar cloud. Add the heavy cream, vanilla, and pinch of salt, then crank up the speed and beat until the frosting becomes light, creamy, and entirely irresistible. This is really what gives Chocolate Biscoff Layer Cake such a unique flavor!
Step 3: Assemble and Frost
Lay your first cake layer on your favorite serving plate or cake stand and pile on a generous layer of Biscoff frosting. Gently place the second cake layer on top—no need to worry if it’s not perfect; more frosting covers everything! Use the rest of the frosting to sweep around the sides and across the top, getting that satisfyingly creamy finish. Pop your assembled cake in the fridge for about 30 minutes so the frosting can firm up before adding your ganache.
Step 4: Make Chocolate Ganache and Garnish
In a microwave-safe bowl, combine the semi-sweet chocolate chips and heavy cream. Heat them in 30-second bursts, stirring each time until you have a glossy, melted ganache. Let it cool for about 10 minutes so it thickens ever so slightly—this way, it won’t run right off the cake. Pour (or gently spoon) the ganache over the top, letting it drip beautifully down the sides. Finish your masterpiece by arranging whole Biscoff cookies on top and around the base, giving it a bakery-style flourish.
How to Serve Chocolate Biscoff Layer Cake

Garnishes
The ganache drip is only the beginning! Top your Chocolate Biscoff Layer Cake with whole or crushed Biscoff cookies for a satisfying crunch and extra personality. A pinch of flaky sea salt or a dusting of cocoa powder can add a gourmet touch, and tiny swirls of leftover Biscoff frosting piped along the edge will give it an irresistible, professional look.
Side Dishes
Because this cake is so rich and decadent, it pairs perfectly with light, refreshing sides. Consider serving with fresh berries (think strawberries or raspberries), a dollop of lightly sweetened whipped cream, or even a scoop of vanilla ice cream to balance the intensity. A cup of strong coffee or a glass of ice-cold milk also hits the spot.
Creative Ways to Present
If you want to wow a crowd, try slicing the cake into generous wedges and plating on individual dessert plates, each with a decorative smear of extra Biscoff spread and a drizzle of chocolate sauce. For special occasions, build a mini-cake version using smaller pans, or deconstruct the cake into parfaits by layering cubes of chocolate cake, Biscoff frosting, and ganache in pretty glasses.
Make Ahead and Storage
Storing Leftovers
Store any uneaten Chocolate Biscoff Layer Cake in the refrigerator, ideally in an airtight container or covered with plastic wrap. This helps the cake stay moist and keeps the frosting fresh for up to five days. Let slices sit at room temperature for 15-20 minutes before eating to bring back the soft, dreamy texture.
Freezing
This cake freezes beautifully! For best results, slice and wrap individual pieces tightly in plastic wrap, then pop them in a freezer-safe bag or container. They’ll stay delicious for up to three months. When you’re craving something sweet, just thaw slices in the fridge overnight or on the counter for a few hours.
Reheating
While you won’t need to actually heat this cake, if you like your slice just a bit warm, pop it in the microwave for 10 seconds—just enough to soften the frosting and ganache ever so slightly. Be careful not to overheat, as the frosting can melt quickly. Most people love this cake at room temp for the best flavor and texture.
FAQs
Can I make Chocolate Biscoff Layer Cake ahead of time?
Absolutely! You can bake the cake layers a day in advance, wrap them tightly, and store at room temperature. The frosting and ganache can also be made ahead. Assemble the cake the day you plan to serve it for the freshest taste.
What if I don’t have buttermilk?
No worries! Make an easy substitute by adding 1 tablespoon of lemon juice or vinegar to 1 cup of milk, stir, and let it sit for 5 minutes. Use just like buttermilk—your Chocolate Biscoff Layer Cake will come out perfectly tender.
Can I use a different pan size?
Yes. This recipe is written for two 8-inch rounds, but you could use two 9-inch pans for slightly thinner layers or make cupcakes—just adjust the baking time down by a few minutes for smaller cakes.
Is there a way to make this cake gluten-free?
Absolutely! Swap the all-purpose flour for your favorite 1:1 gluten-free baking blend. Just ensure your Biscoff cookie butter and cookies are certified gluten-free as well.
What kind of coffee should I use?
Use any strong brewed coffee you like, including decaf—its main role is to amplify the chocolate flavor, not add a coffee taste. You can even use espresso for a more pronounced effect.
Final Thoughts
If you’re eager to impress friends, family, or even just yourself, the Chocolate Biscoff Layer Cake is a project worth baking. It’s the kind of cake that looks stunning but tastes even better—a true celebration dessert that turns every gathering into something special. Give it a try, and you just might find it becomes your new signature bake!
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