This chocolate cake delivers big, rich chocolate flavor without any fuss. The batter comes together in one bowl with no mixer needed, and the glossy ganache frosting turns it into something bakery-worthy. I first made this cake on a random Tuesday when I needed something indulgent but didn't want to spend all evening in the kitchen, and it's been my go to ever since. The house smells like a chocolate dream while it bakes, and you'll love how the moist, tender crumb pairs with that silky ganache.
If you're craving more chocolate goodness, check out our collection of dessert recipes, including some of the Fudgy Brownies Recipe treats for any occasion, plus plenty of Healthy Strawberry Cake Recipe or Chocolate Chip Cookies options when you need something quick.
Why You will Love This Chocolate Cake !
This cake checks all the boxes. It's incredibly moist thanks to the buttermilk and oil, so it stays soft for days. The recipe uses pantry staples you probably already have, and there's no fancy equipment required. Just a whisk, a couple of bowls, and you're halfway there.
The ganache frosting is pure decadence. It's shiny, smooth, and tastes like you melted down expensive chocolate bars (which, I guess you kind of did). The best part? This cake looks impressive but is honestly beginner-friendly. You don't need perfect frosting skills to make it gorgeous.
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Chocolate Cake Ingredients
Here's everything you need to make this rich, chocolatey cake from scratch.
See Recipe Card Below This Post For Ingredient Quantities
For the Cake:
All-purpose flour: Forms the structure and creates that tender crumb we're after. Sifting helps avoid any lumps.
Granulated sugar: Sweetens the cake and helps keep it moist. Don't reduce the amount or the texture won't be quite right.
Baking powder and baking soda: These two work together to give the cake a nice rise and light texture.
Salt: Balances all that sweetness and makes the chocolate flavor pop.
Eggs: Bind everything together and add richness and moisture.
Vegetable oil: Keeps the cake incredibly moist and tender. Oil-based cakes stay softer longer than butter-based ones.
Buttermilk: Adds tang and reacts with the baking soda for extra lift. You can easily make your own if you don't have it on hand.
Dutch processed cocoa powder: Gives deep, smooth chocolate flavor. The Dutch processing mellows the acidity.
Instant coffee: Intensifies the chocolate flavor without making the cake taste like coffee. You can use a little less if you're sensitive to caffeine.
Boiling water: Blooms the cocoa powder, which brings out richer chocolate flavor and aroma.
For the Ganache Frosting:
Heavy cream: Creates the silky, pourable base that transforms into thick, spreadable frosting as it cools.
Chopped chocolate: Use good quality semi-sweet, or mix dark and milk chocolate for a balanced sweetness. The better the chocolate, the better your ganache will taste.
how to make Chocolate Cake
This Chocolate Cake comes together quickly and doesn't require any special techniques.
- Make the ganache first: Add the cream and chopped chocolate to a microwave-safe bowl. Microwave in 15-20 second bursts, stirring between each one, until the mixture is warm and the chocolate is almost melted. If you need a bit more heat, go for another 10-15 seconds, but watch carefully so the chocolate doesn't seize up.
- Let it rest: Cover the bowl with a plate and leave it at room temperature for 1.5 to 2 hours, giving it a gentle stir every 30 minutes. You'll see it gradually thicken into a spreadable consistency.
- Preheat and prep: Set your oven to 350°F (175°C). Line two 8" or 9" cake pans with parchment paper and grease them with butter or oil.
- Make buttermilk if needed: Mix 1 cup milk with 1 tablespoon vinegar, stir, and set it aside while you work on the rest.
- Combine dry ingredients: In a mixing bowl, whisk together the flour, sugar, baking powder, baking soda, and salt until everything is evenly distributed. Sifting the flour first helps avoid lumps.
- Add wet ingredients: Pour in the eggs, vegetable oil, and buttermilk. Use your whisk to mix gently until the batter comes together and looks smooth with no lumps.
- Bloom the cocoa: In a separate bowl, combine the boiling water with cocoa powder and instant coffee. Whisk until completely smooth. This step brings out deeper chocolate flavor.
- Finish the batter: Pour the cocoa mixture into the cake batter and fold gently to combine. The batter will look quite thin, and that's exactly what you want.
- Fill the pans: Divide the batter evenly between your prepared pans, making sure each gets about the same amount.
- Bake: Pop them in the oven for 20-25 minutes if using 9" pans, or 23-28 minutes for 8" pans. They're done when a toothpick inserted in the center comes out with a few moist crumbs, and the top springs back when you press it gently.
- Cool completely: Let the cakes rest in their pans for 10-15 minutes, then turn them out onto a wire rack to cool all the way down. Don't try to frost warm cakes or the ganache will slide right off.
- Trim and layer: Once everything is cool, use a serrated knife to slice off the domed tops so your layers sit flat. Place one layer on your serving plate or cake stand and spread about ⅓ of the ganache on top with an offset spatula.
- Add second layer and frost: Set the second cake layer on top and cover the whole thing with the remaining ganache. Use the spatula to create a rustic, brushed look, or smooth it out if that's more your style.
- Optional crumb coat: If little cake crumbs are mixing into your ganache, spread a thin layer first, chill for 15 minutes, then apply the final coat of frosting.
- Serve: Slice and enjoy your homemade chocolate masterpiece!
Substitutions & Variations
No buttermilk? Make your own by mixing 1 cup milk with 1 tablespoon white vinegar or lemon juice. Let it sit for 5 minutes before using.
Different oil: You can swap vegetable oil for melted coconut oil or canola oil. Each works well.
Chocolate choices: For the ganache, try all dark chocolate for a more intense flavor, or use milk chocolate if you prefer something sweeter.
Skip the coffee: The instant coffee enhances chocolate flavor, but if you want to leave it out or reduce it to 1 teaspoon, go ahead.
Single layer: Cut the recipe in half and bake in one 9" pan for about 25-30 minutes if you want a simpler cake.
Add mix-ins: Fold in chocolate chips or chopped nuts to the batter if you like extra texture.et.
Equipment for Chocolate Cake
- Cooling rack
- 2 round cake pans (8" or 9")
- Parchment paper
- Whisk
- Mixing bowls
- Offset spatula for frosting
- Microwave-safe bowl
- Serrated knife for trimming
Storage your Chocolate Cake
Keep this Chocolate Cake covered at room temperature for up to 3 days. The ganache holds up well, and the cake actually gets more moist as it sits.
For longer storage, refrigerate it in an airtight container for up to 5 days. Let it come to room temperature before serving for the best flavor and texture.
You can also freeze individual slices wrapped tightly in plastic wrap and placed in a freezer bag for up to 3 months. Thaw in the fridge overnight.
Expert Tips
Room temperature matters: Make sure your eggs and buttermilk aren't ice cold. Room temperature ingredients mix together more smoothly.
Don't overmix: Once you add the wet ingredients to the dry, mix just until combined. Overmixing can make the cake tough.
Use good chocolate: Since the ganache is so simple, the quality of your chocolate really shines through. Pick something you'd enjoy eating on its own.
Patience with ganache: Let it thicken naturally at room temperature. If you try to speed it up in the fridge, it can become grainy.
Level your cakes: Trimming those domed tops makes for cleaner layers and easier frosting. Save the scraps for snacking.
Test for doneness: The toothpick should come out with moist crumbs, not completely clean. Overbaking leads to dry cake.
FAQ
Chocolate cake became popular in the late 1800s after Dutch chemist Coenraad van Houten invented a process to make cocoa powder. Before that, chocolate was mostly enjoyed as a drink. The first chocolate cake recipes appeared in American cookbooks in the 1890s, and they've been a favorite ever since.
The 4 day rule suggests that most cakes stay fresh at room temperature for about 4 days when stored properly. After that, texture and moisture start to decline. This chocolate cake with ganache follows that timeline perfectly. Just keep it covered to prevent it from drying out.
Chocolate cake with ganache frosting can sit out at room temperature for 3-4 days as long as it's kept covered. The ganache is stable at room temp since it's made with chocolate and cream. If your kitchen is very warm (above 75°F), you might want to refrigerate it after day 2.
The key rules are: measure ingredients accurately, use room temperature ingredients, don't overmix the batter, preheat your oven fully, use the right pan size, test for doneness properly, and let the cake cool completely before frosting. Follow these basics and your cakes will turn out beautifully every time.
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Pairing
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Chocolate Cake
Ingredients
Method
- Start by making the ganache so it has time to cool. In a microwave-safe bowl, combine the heavy cream and chopped chocolate. Microwave in 15-20 second intervals, stirring between each, until the chocolate is almost melted. Continue stirring until fully melted and smooth. If needed, microwave for an additional 10-15 seconds. Be cautious not to overheat.
- Cover the ganache with a plate and set it at room temperature to cool for 1.5 to 2 hours, stirring every 30 minutes, until thickened to a spreadable consistency.
- Preheat your oven to 350°F (175°C). Prepare two 8-inch or 9-inch round cake pans by greasing them with butter or oil and lining the bottoms with parchment paper.
- In a large bowl, combine the sifted flour, sugar, baking powder, baking soda, and salt. Stir until well blended.
- Crack the eggs into the dry ingredients and add the vegetable oil and buttermilk. Mix gently with a whisk until smooth and no lumps remain.
- In a small bowl, combine the cocoa powder, instant coffee (optional), and boiling water. Stir until smooth and glossy. This step brings out the full chocolate flavor.
- Add the bloomed cocoa mixture into the cake batter. Stir gently to combine. Be careful not to overmix as this could result in a tough cake. The batter will be thin, which is normal.
- Divide the cake batter evenly between the prepared pans. Bake for 20-25 minutes if using 9-inch pans, or 23-28 minutes for 8-inch pans. Check for doneness by inserting a toothpick into the center of the cakes. It should come out with a few moist crumbs (not wet batter), and the cake should spring back when lightly touched.
- Let the cakes cool in the pans for 10-15 minutes, then transfer to a wire rack to cool completely. Handle with care to avoid breaking the delicate cakes.
- Once the cakes and ganache have cooled, carefully trim the domes off the cakes with a serrated knife. Place one cake layer on a serving platter or cake stand. Spread ⅓ of the ganache on top, smoothing it with an offset spatula.
- Place the second cake layer on top and cover the entire cake with the remaining ganache. For a rustic finish, use the spatula to spread the ganache evenly over the top and sides. If you want to avoid crumbs in the frosting, apply a thin crumb coat first, refrigerate for 15 minutes, and then apply the final layer of ganache.
- Slice and serve the cake at room temperature. Enjoy!
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