Name: The Brooklyn Blackout Cake Recipe
Prep time: 30 min
Cook time: 35 min
Total time: 1 h 50 min
Cuisine: American
Ingredients: 1 stick (8 tablespoons) unsalted butter, softened at room temperature; 1/4 cup canola oil; 1 cup sugar (use 1 1/2 cups for a sweeter cake); 3 eggs, at room temperature; 2 teaspoons pure vanilla extract; 1 teaspoon instant coffee (optional); 3/4 cup unsweetened cocoa powder; 1 teaspoon baking powder; 1 teaspoon baking soda; 1/2 teaspoon salt; 2 1/4 cups cake flour (or 2 cups flour + 1/4 cup cornstarch); 1 cup buttermilk; 2 1/2 cups water; 1/2 cup water, very cold (separated); 2 1/2 cups granulated sugar; 1 tablespoon honey; 1 cup unsweetened cocoa powder; 2/3 cup cornstarch; 6 tablespoons unsalted butter, cold and cut into 1-inch cubes; 1/2 teaspoon pure vanilla extract; 1 stick (8 tablespoons) salted butter, softened to room temperature; 1 cup powdered sugar; 1/4 cup unsweetened cocoa powder; 1 teaspoon vanilla extract; 1-2 tablespoons heavy whipping cream

Jump to Recipe· 4.2 from 79 reviews

If you have a serious sweet tooth and a love for classic American bakery treats, then The Brooklyn Blackout Cake Recipe is going to steal your heart and the spotlight at any gathering. This cake is a luscious celebration of deep, rich chocolate flavor, with moist layers, decadent pudding filling, and a silky cocoa frosting all wrapped in a perfect crumb coat. It’s no surprise that this iconic cake hails from Brooklyn, where bold and indulgent desserts reign supreme. Once you dive into making this cake yourself, you’ll understand why it’s truly a crowd-pleaser that feels like a warm hug from a close friend.

Ingredients You’ll Need

A top-down view of several ingredients arranged neatly on a white marbled surface. On the left, a large bowl filled with white flour sits next to a small glass bowl containing a white powder. Below them are smaller glass bowls holding dark brown cocoa powder and a medium brown granulated ingredient. In the center, a clear glass bowl is filled with light brown sugar. To the right side, two white eggs sit next to a glass bowl of thick white cream and a small glass cup with golden liquid. A clear glass measuring cup filled with white milk is placed near the bottom right. Two sticks of butter wrapped in paper lie near the flour bowl. The lighting is soft and even, highlighting the textures and colors clearly. Photo taken with an iphone --ar 4:5 --v 7

Each ingredient in The Brooklyn Blackout Cake Recipe is simple yet essential, contributing to the cake’s incredible texture, moisture, and rich chocolate taste. These pantry staples come together to create an unforgettable experience that is surprisingly approachable for home bakers.

Unsalted butter (softened): Adds creaminess and richness to both cake and frosting, making the texture tender and luxurious.
Canola oil: Keeps the cake moist and enhances tenderness without overpowering flavors.
Sugar: Sweetens the cake perfectly; varying amounts adjust the sweetness to your liking.
Eggs (room temperature): Provide structure and help bind the cake components for a stable crumb.
Pure vanilla extract: Enhances all the chocolate flavors with warm, aromatic notes.
Instant coffee (optional): Intensifies the cocoa’s richness by adding depth without a coffee taste.
Unsweetened cocoa powder: The heart of the cake’s intense chocolate flavor and color.
Baking powder and baking soda: Leavening agents that make the cake rise to a perfect height and fluffiness.
Salt: Balances sweetness and heightens the chocolate notes.
Cake flour (or combination with all-purpose and cornstarch): Keeps the crumb tender and delicate for that soft texture.
Buttermilk: Adds tang and moisture, helping the cake stay tender and rich.
Water: Necessary to make both the cake batter and luscious chocolate pudding filling.
Honey: Adds a subtle natural sweetness and a slight complexity to the pudding.
Cornstarch: Thickens the pudding filling, giving it that silky, creamy texture.
Salted butter (cold cubes): Incorporated into the pudding for silkiness and flavor balance.
Powdered sugar: Smoothly sweetens the frosting and ensures an easy whip.
Heavy whipping cream: Lightens the frosting, making it fluffy and spreadable.

How to Make The Brooklyn Blackout Cake Recipe

Step 1: Prepare Your Pans and Preheat the Oven

Start by preheating your oven to 350°F to create the perfect baking environment. Grease two 8-inch round cake pans and line them with parchment paper for easy cake removal later. A light buttering or cooking spray finish ensures the layers come out flawlessly without sticking or tearing.

Step 2: Mix the Cake Batter

Using a stand mixer or hand mixer, cream together the softened unsalted butter and canola oil until you have a light, fluffy base. Add the sugar and continue mixing until everything looks airy and pale. Slowly incorporate the eggs one at a time, letting each blend fully before adding the next to maintain a smooth batter. Then, on a low speed, add the vanilla, the optional instant coffee to deepen the cocoa flavor, cocoa powder, baking powder, baking soda, and salt for the perfect rise and taste balance. Alternate adding the cake flour and buttermilk in thirds to keep everything evenly mixed without overworking the batter.

Step 3: Bake the Cake Layers

Divide your batter evenly between the two prepared pans. Bake for about 30 to 35 minutes until the tops are just set and spring back lightly when touched. Let the cakes cool in their pans for 15 minutes before carefully inverting onto plates lined with wax or parchment paper. This cool-down step helps maintain the cake’s tenderness and prevents it from breaking when slicing later on.

Step 4: Make the Chocolate Pudding Filling

While your cake is baking, begin the luscious pudding filling. Bring 2 1/2 cups of water, sugar, honey, and cocoa powder to a boil in a large saucepan, whisking to combine. Separately, whisk cornstarch into the remaining cold 1/2 cup water until smooth, then add it to the boiling mixture and keep whisking until it thickens. Remove the pot from heat and stir in the cold butter cubes and vanilla extract to create a glossy, creamy pudding. Cover and chill it in the fridge until firm, about 45 minutes — this richness will elevate your cake to iconic status.

Step 5: Whip the Cocoa Buttercream Frosting

Beat softened salted butter with powdered sugar until light and fluffy. Add unsweetened cocoa powder and vanilla, continuing to whip until fully incorporated and streak-free. Whip in heavy cream to reach a smooth and spreadable consistency. Taste and adjust sweetness if necessary. This frosting will perfectly cloak your cake layers and provide the silky finish that makes The Brooklyn Blackout Cake Recipe so irresistible.

Step 6: Assemble Your Cake

Slice each cake layer in half horizontally with a serrated knife, giving you four thin layers total. Take the less presentable layer and crumble it finely for decorating later. Starting with one cake half on your serving plate, spread a generous layer of chocolate pudding. Repeat with two more cake halves and pudding layers. Top with the final cake layer and begin frosting the top and sides with your cocoa buttercream. If you want, coat the entire frosted cake in any remaining pudding for extra gooeyness, then press the reserved cake crumbs all over for texture and visual appeal. Chill the cake for at least two hours to let everything set properly before serving.

How to Serve The Brooklyn Blackout Cake Recipe

A slice of chocolate cake with three dark brown layers is shown on a rustic wooden surface. Each layer is separated by a thin line of lighter chocolate cream, and the top layer is covered with grated chocolate shavings. Crumbs are scattered around the cake slice and on a silver fork lying nearby. In the background, a glass of milk is slightly out of focus. The scene uses a dark, moody lighting contrasted with the wooden surface and the rich texture of the cake. photo taken with an iphone --ar 4:5 --v 7

Garnishes

While the crumb coating is classic, additional garnishes can elevate the presentation. Fresh raspberries or a sprinkle of flaky sea salt add a surprising punch that pairs beautifully with the deep chocolate layers. For parties, a dusting of cocoa powder or even a drizzle of salted caramel sauce can create a show-stopping finish that everyone will admire.

Side Dishes

If you’re enjoying The Brooklyn Blackout Cake Recipe as part of a larger dessert spread, serve it alongside a scoop of vanilla bean ice cream or a dollop of lightly sweetened whipped cream. Fresh berries or a fruit compote can balance its richness, giving a pleasant contrast that keeps everyone coming back for more.

Creative Ways to Present

Try serving individual slices with a small scoop of espresso ice cream for a grown-up twist. You could also cut the cake into squares and serve on mini plates for a party tray, making it easy for guests to enjoy without fuss. The textural contrast of the moist cake, firm pudding, and fluffy frosting makes every bite memorable no matter how you serve it.

Make Ahead and Storage

Storing Leftovers

The Brooklyn Blackout Cake Recipe tastes even better the next day once all the flavors meld together. Store any leftovers covered tightly with plastic wrap or in an airtight cake container in the refrigerator for up to 4 days to keep that moist texture and rich flavor intact.

Freezing

You can freeze this cake for longer storage by wrapping it securely in plastic wrap and placing it in a freezer-safe container or bag. It’s best to freeze before decorating for easier handling. When you’re ready to indulge, thaw in the refrigerator overnight and then frost and assemble for that fresh-from-the-bakery experience.

Reheating

This cake is best enjoyed chilled or at room temperature, so reheating is generally not recommended. If you prefer it slightly warmer, allow individual slices to sit at room temperature for about 30 minutes before serving to soften the pudding and buttercream without sacrificing taste or texture.

FAQs

Can I omit the instant coffee in The Brooklyn Blackout Cake Recipe?

Absolutely! The instant coffee is optional and primarily enhances the depth of chocolate flavor without adding a coffee taste. If you prefer to skip it, your cake will still be delicious and rich.

What’s the best flour to use for this cake?

The recipe calls for cake flour for a tender crumb, but if you don’t have it, you can substitute a mix of all-purpose flour plus cornstarch for similar results. This keeps the cake soft and light.

How long does the pudding filling need to chill?

About 45 minutes in the refrigerator is ideal for the pudding to set firmly, making it easier to spread between the cake layers and keeping its structure.

Can I make The Brooklyn Blackout Cake Recipe vegan?

This cake relies on several dairy products and eggs for its characteristic texture and flavor, so veganizing it would require significant substitutions. However, experimenting with vegan butters, egg replacers, and non-dairy milk might get you close, but the classic indulgent taste could change.

How should I store leftovers if I don’t want them in the refrigerator?

Because of the pudding filling and frosting, this cake must be refrigerated to prevent spoilage and maintain freshness. Leaving it at room temperature for extended periods is not recommended.

Final Thoughts

Trust me when I say that once you try The Brooklyn Blackout Cake Recipe, it will become a treasured favorite you’ll want to make again and again. It captures the perfect balance of deep chocolate intensity, luscious creamy textures, and that nostalgic homemade bakery feel that turns any occasion into a celebration. So roll up your sleeves, gather your ingredients, and dive into this decadent delight that Brooklyn is famous for—you won’t regret it!