This stunning three-layer chocolate creation brings the famous Matilda movie cake to life. Each moist chocolate sponge layer is enhanced with hot coffee for depth, then stacked with silky chocolate buttercream and crowned with glossy ganache that drips dramatically down the sides.
The combination of buttermilk and coffee creates an exceptionally tender crumb, while the triple chocolate approach—sponge, frosting, and ganache—delivers intense cocoa flavor in every bite. Perfect for celebrations or when you want to make a memorable impression.
Though it requires some assembly time, the result is worth every minute. The cake keeps beautifully refrigerated for several days, actually developing deeper flavor over time.
The kitchen smelled like pure chocolate heaven the first time I attempted this triple-layer masterpiece. I had just finished rewatching Matilda with my niece, and she looked at me with those wide eyes and asked if the cake from the movie was real. Challenge accepted.
My niece sat on the kitchen counter swinging her legs while I measured everything out, asking a million questions about why the cake needed coffee. I explained it's like chocolate's best friend, making it taste more like itself. She was skeptical until she took her first bite.
Ingredients
- All-purpose flour: Sift it twice to prevent any lumps in your chocolate sponge layers
- Unsweetened cocoa powder: Use a high quality Dutch process cocoa for the deepest chocolate flavor possible
- Granulated sugar: This sweetens the cake and also helps create that tender moist crumb structure
- Baking powder and baking soda: Both work together to give your three layers perfect rise and lift
- Fine salt: Just a pinch to make all the chocolate flavors really sing and pop
- Buttermilk: Room temperature buttermilk adds tang and keeps the cake incredibly moist
- Hot coffee: The heat blooms the cocoa powder and the coffee enhances chocolate without adding coffee flavor
- Vegetable oil: Oil keeps the cake tender longer than butter would and creates a softer crumb
- Large eggs: Bring them to room temperature so they incorporate evenly into the batter
- Pure vanilla extract: Use the good stuff here since vanilla rounds out the chocolate notes beautifully
- Unsalted butter: Soften your butter completely for the silkiest chocolate frosting ever
- Powdered sugar: Sift it first or your frosting will have stubborn lumps you cannot beat out
- Whole milk: Add just enough to get your frosting to that perfect spreadable consistency
- Semisweet chocolate: Chop it into small even pieces so it melts smoothly into your ganache
- Heavy cream: Heat it until just simmering then pour over chocolate for glossy magic
Instructions
- Preheat your oven to 350°F (175°C):
- Grab three 8-inch round cake pans and grease them thoroughly, then line the bottoms with parchment paper so your cakes release perfectly.
- Whisk together your dry ingredients:
- In a large bowl sift the flour, cocoa powder, sugar, baking powder, baking soda, and salt until everything is evenly combined.
- Mix the wet ingredients separately:
- In another bowl whisk the buttermilk, hot coffee, oil, eggs, and vanilla until completely smooth and well combined.
- Combine wet and dry:
- Pour the wet mixture into the dry ingredients and mix gently until just combined, being careful not to overmix or your cake will become tough.
- Bake your cake layers:
- Divide the batter evenly among your prepared pans and bake for 30 to 35 minutes until a toothpick inserted into the center comes out clean.
- Cool the cakes completely:
- Let them rest in the pans for 10 minutes, then turn them out onto wire racks to cool entirely before frosting.
- Make the chocolate frosting:
- Beat butter until creamy then gradually add powdered sugar and cocoa powder, followed by milk, vanilla, and salt until fluffy.
- Prepare the glossy ganache:
- Heat cream until just simmering then pour it over chopped chocolate and butter, let stand for 2 minutes then whisk until completely smooth.
- Assemble your triple layer cake:
- Place your first cake layer on a serving plate, spread with frosting, add the second layer, frost again, then top with the third layer and frost the top and sides.
- Add the dramatic ganache topping:
- Pour your cooled ganache over the top of the frosted cake and let it drip down the sides for that showstopping Matilda worthy finish.
- Chill before serving:
- Refrigerate the cake for 20 to 30 minutes so the ganache sets beautifully then slice and serve.
When I finally presented that cake to my niece, her mouth literally fell open. She whispered it looked even better than the one in the movie, and honestly, I was pretty proud of those glossy ganache drips myself.
Getting The Layers Even
I use a kitchen scale to weigh my batter and divide it into three equal portions for the cake pans. This simple step ensures all three layers bake at the same rate and you end up with a beautifully balanced cake.
Working With Ganache
The ganache can be tricky because it goes from perfectly pourable to too thick very quickly. I keep checking it every few minutes after it cools, stirring gently to test the consistency.
Making It Ahead
You can bake the cake layers up to two days in advance and wrap them tightly in plastic wrap at room temperature. The frosting and ganache are best made the day you plan to assemble everything.
- Cool the cake layers completely before wrapping or they will become soggy
- Bring refrigerated cake to room temperature for about an hour before serving
- Leftover cake stays fresh in the refrigerator for up to four days
This cake has become my go to for every celebration now, and my niece still asks for it every single year for her birthday. Some recipes just become family traditions.
Recipe Questions & Answers
- → Why add coffee to chocolate sponge?
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Hot coffee intensifies the chocolate flavor without adding a coffee taste. The heat helps bloom cocoa powder while the acidity enhances cocoa's natural notes.
- → Can I make this ahead?
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Yes. Bake layers up to 2 days ahead, wrap well, and refrigerate. Frosting and ganache can be prepared 1-2 days prior and stored chilled.
- → What if I only have two pans?
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Bake in two batches or use two 9-inch pans for slightly taller layers. Alternatively, bake one large 13x9-inch sheet cake and cut into three rectangles.
- → How do I get clean layers?
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Use a serrated knife to level any domed tops completely cool. Chill layers briefly before frosting to minimize crumbs and create stable stacking.
- → Can I freeze the assembled cake?
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Frosting and ganache don't freeze well. Instead, freeze unfrosted layers wrapped in plastic for up to 3 months. Thaw overnight, then assemble fresh.
- → What's the best way to slice?
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Use a sharp knife dipped in hot water and wiped clean between cuts. Chill the cake for 30 minutes before slicing for the cleanest portions.