You know the dessert that makes everyone stop mid-conversation and say “Wait—who made this?” That’s this Oreo cake. It’s rich, bold, and unapologetically extra—like a bakery showpiece without the bakery price tag. We’re talking moist chocolate layers, cookies-and-cream frosting, and a dramatic chocolate drip that screams, “I’m not here to play.” If you’ve got an obsession with Oreos (same), this is your new signature flex.
Bake it once, and every party becomes “that Oreo cake party.”
What Makes This Recipe So Good
- Triple Oreo action: Crushed into the batter, folded into the frosting, and piled on top for maximum crunch and nostalgia.
- Moist chocolate crumb: Buttermilk and oil keep the cake soft for days—no dry, sad slices here.
- Frosting that actually tastes like cookies-and-cream: Not just vanilla with crumbs—we balance salt, vanilla, and cream so the Oreo flavor pops.
- Easy showstopper: Simple techniques (and a forgiving frosting) give you bakery-level results without pastry school.
- Customizable: Make it as a layer cake, sheet cake, or cupcakes. Gluten-free and no-egg swaps included.
Shopping List – Ingredients
- For the chocolate cake:
- 1 3/4 cups (220g) all-purpose flour
- 3/4 cup (75g) Dutch-process cocoa powder
- 1 1/2 cups (300g) granulated sugar
- 1/2 cup (100g) light brown sugar, packed
- 2 teaspoons baking soda
- 1 teaspoon baking powder
- 1 teaspoon fine sea salt
- 2 large eggs, room temperature
- 1 cup (240ml) buttermilk, room temperature
- 1/2 cup (120ml) neutral oil (canola, vegetable, or light olive oil)
- 2 teaspoons pure vanilla extract
- 3/4 cup (180ml) hot brewed coffee or hot water
- 12 Oreo cookies, finely crushed (about 1 cup)
- For the cookies-and-cream frosting:
- 1 1/2 cups (340g) unsalted butter, room temperature
- 5 cups (600g) powdered sugar, sifted
- 1/3 cup (80ml) heavy cream, plus more as needed
- 2 teaspoons pure vanilla extract
- 1/4 teaspoon fine sea salt
- 16 Oreo cookies, finely crushed (sift out large chunks)
- For the chocolate drip (optional but epic):
- 1/2 cup (90g) semi-sweet chocolate chips
- 1/3 cup (80ml) heavy cream
- 1 teaspoon light corn syrup or 1 teaspoon butter (for shine)
- For garnish: Extra Oreos—whole, halved, and crushed
Step-by-Step Instructions
- Prep your gear: Preheat oven to 350°F (175°C). Grease and line two 8-inch round cake pans with parchment.Lightly flour the sides. Set out eggs and buttermilk to warm up.
- Measure like you mean it: In a large bowl, whisk flour, cocoa, granulated sugar, brown sugar, baking soda, baking powder, and salt until uniform. No sneaky clumps allowed.
- Wet ingredients = silky base: In a second bowl, whisk eggs, buttermilk, oil, and vanilla until smooth.
- Combine without overmixing: Add wet to dry and mix until just combined.Slowly stream in hot coffee while whisking. Batter will be thin—that’s correct.
- Oreo infusion: Fold in the finely crushed Oreos. Use small crumbs so the cake rises evenly.
- Bake: Divide batter between pans.Bake 28–33 minutes until a toothpick comes out with a few moist crumbs. Do not overbake; your future self will thank you.
- Cool properly: Let cakes rest 10 minutes in pans, then invert onto racks and cool completely. Warm cake + frosting = sliding chaos.
- Make frosting: Beat butter on medium-high for 2–3 minutes until pale and fluffy.Gradually add powdered sugar, alternating with heavy cream, until smooth and spreadable. Beat in vanilla and salt. Fold in Oreo crumbs gently to avoid over-aerating.
- Level and layer: If your cakes domed, use a serrated knife to level.Place one layer on a board, add a generous frosting layer, and push to edges. Add second layer and apply a thin crumb coat. Chill 20 minutes.
- Final frost: Apply the remaining frosting smoothly.Imperfect swirls are charming—this isn’t a geometry exam.
- Optional drip: Heat cream to steaming, pour over chocolate chips, rest 2 minutes, then stir until glossy. Mix in corn syrup or butter. Let cool until slightly thickened.Drip around edges with a spoon or bottle, then spread a thin layer on top.
- Decorate: Arrange whole and halved Oreos on top. Sprinkle extra crumbs. You are the architect now.
- Set and serve: Chill 30 minutes for clean slices.Slice with a hot knife, wiping between cuts for those magazine-worthy edges.
Storage Tips
- Counter: Covered cake holds 1–2 days at cool room temp if your kitchen isn’t steamy.
- Fridge: Store covered up to 5 days. Bring slices to room temp for 20–30 minutes before serving so the crumb softens.
- Freezer: Wrap unfrosted layers tightly and freeze up to 2 months. Thaw in fridge overnight.Frosting can be frozen up to 1 month; rewhip with a splash of cream.
- Leftover slices: Wrap individually for emergency dessert reserves. FYI, they’re the hero of late-night cravings.
Benefits of This Recipe
- High impact, low stress: Basic methods, dramatic results.
- Budget-friendly: Pantry staples plus one sleeve (or two…) of Oreos.
- Make-ahead friendly: Cake improves on day two as flavors meld.
- Party-proof: Feeds 12–14 generously and photographs like it has PR representation.
Pitfalls to Watch Out For
- Overbaking: Dry cake is the villain. Start checking at 28 minutes.
- Big Oreo chunks in batter: They can create tunnels or collapse pockets.Keep crumbs fine.
- Warm cake + soft frosting: Frosting will slide like a ski trip. Cool layers completely and chill between coats.
- Too-stiff frosting: Add cream a tablespoon at a time. Too soft?Add a bit more powdered sugar.
- Runny drip: Let ganache cool until it barely mounds on a spoon before dripping.
Alternatives
- Gluten-free: Use a 1:1 GF flour blend with xanthan gum. Choose certified GF chocolate sandwich cookies.
- Egg-free: Replace eggs with 1/2 cup unsweetened applesauce or 1/2 cup plain yogurt. Cake will be slightly denser but still lush.
- Dairy-free: Use plant milk + 1 tablespoon vinegar to mimic buttermilk; dairy-free butter for frosting; coconut cream in ganache.Grab dairy-free sandwich cookies.
- Sheet cake: Bake in a 9×13 pan, 32–38 minutes. Slab of frosting, crushed Oreos on top—party mode.
- Cupcakes: Yields ~24. Bake 17–20 minutes.Pipe frosting and crown each with a mini Oreo because cute.
- Flavor twist: Add 1 teaspoon espresso powder to intensify chocolate, or fold in chopped dark chocolate for texture.
Ultimate Oreo Layer Cake
Equipment
- 8-inch Cake Pans
- Mixing Bowls
- Electric Mixer
- Spatula
- Wire Racks
- Serrated Knife
Ingredients
Chocolate Cake
- 1 3/4 cups all-purpose flour
- 3/4 cup Dutch-process cocoa powder
- 1 1/2 cups granulated sugar
- 1/2 cup light brown sugar packed
- 2 tsp baking soda
- 1 tsp baking powder
- 1 tsp fine sea salt
- 2 large eggs room temperature
- 1 cup buttermilk room temperature
- 1/2 cup neutral oil canola or vegetable
- 2 tsp pure vanilla extract
- 3/4 cup hot brewed coffee or hot water
- 12 Oreo cookies finely crushed
Cookies-and-Cream Frosting
- 1 1/2 cups unsalted butter room temperature
- 5 cups powdered sugar sifted
- 1/3 cup heavy cream plus more as needed
- 2 tsp pure vanilla extract
- 1/4 tsp fine sea salt
- 16 Oreo cookies finely crushed and sifted
Chocolate Drip (Optional)
- 1/2 cup semi-sweet chocolate chips
- 1/3 cup heavy cream
- 1 tsp light corn syrup or 1 tsp butter
Garnish
- Oreo cookies whole, halved, and crushed
Notes
FAQ
Can I make this without coffee?
Yes. Use hot water or hot milk. Coffee doesn’t make the cake taste like coffee; it just boosts the chocolate.
But if you’re not into it, water works fine.
How do I keep the frosting from turning gray?
Sift the Oreo crumbs and remove dark, large chunks, then fold gently at the end. Also, add crumbs incrementally—stop when the color is cookies-and-cream, not asphalt.
Why is my cake sinking in the middle?
Most likely underbaked center, overmixing, or opening the oven early. Mix just until combined, bake fully, and keep the door shut for the first 25 minutes.
Can I reduce the sugar?
In the cake, you can cut up to 1/4 cup without major texture loss.
For frosting, reducing too much hurts structure. Instead, add a pinch more salt to balance sweetness.
What’s the best way to crush Oreos?
Food processor for fine crumbs. No processor?
Seal in a bag and smash with a rolling pin. For frosting, sift after crushing to remove sharp bits that can tear the crumb coat.
Do I need Dutch-process cocoa?
It gives a smoother, darker chocolate flavor, IMO the best pick here. Natural cocoa will work, but the crumb may be slightly lighter and tangier.
How far in advance can I assemble the cake?
Frosted cake holds 1–2 days in the fridge.
Add the drip and decorative Oreos the day of serving so they stay crisp and glossy.
My ganache seized—now what?
Whisk in 1–2 teaspoons warm cream bit by bit until it loosens. If it’s still grainy, microwave 5 seconds at a time and stir gently.
Can I make this less rich?
Use a simple vanilla buttercream, skip the drip, and keep the Oreo crumbs lighter. Or serve thinner slices with fresh berries for balance.
How do I get clean slices?
Chill the cake 20–30 minutes, use a hot knife (dip in hot water, wipe, slice), and repeat for each cut.
Yes, it’s extra. Yes, it works.
Final Thoughts
This Oreo cake brings the drama without the drama. It’s nostalgic, chocolatey, and ridiculously satisfying—exactly what dessert should be.
Whether you’re baking for a birthday, a potluck, or just winning a Tuesday, this recipe delivers every time. Make it once, and prepare for the inevitable question: “You’re bringing the Oreo cake again, right?”

