Chocolate Ganache Cake

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The Night That Glows in the Kitchen

This chocolate ganache cake recipe always begins the same way, with light. Not daylight, but that golden kind that hums from under the oven door, catching on the edges of bowls and measuring spoons. It feels like comfort stretching itself across the room. The kind of light that belongs to late hours and quiet hearts, when the rest of the world has gone to sleep.

Chocolate has a way of filling space differently than anything else. It blooms in the air, deep and slow, the way old songs stay in your chest long after they fade. Maybe that’s why I always bake chocolate cakes at night, because something in that darkness feels safe enough to turn sweetness into memory. The mixing, the stirring, the soft scrape of a spatula, they all belong to the same quiet rhythm that reminds you that home doesn’t need to speak to be known.

The Things That Happen Between Steps

Every cake has its pauses, the places where nothing seems to happen. The butter sits, the coffee cools, the batter rests before the next thing begins. I used to rush those parts, but lately, I’ve learned to see them for what they are: the small invitations to breathe.

In the stillness between steps, you notice things. The scent of cocoa deepening as it meets the espresso. The swirl of olive oil finding its shine. Even the silence of waiting feels alive. These in-between moments are where the recipe settles into itself, and where you do too. The world keeps asking us to hurry, but the batter reminds us that some things are meant to unfold at their own pace.

The Weight of a Wooden Spoon

There’s something steady about a wooden spoon. The handle fits your hand the way it once fit someone else’s, a parent, a grandparent, someone whose kitchen came before yours. When I stir, I can almost see those older hands again, turning batter that didn’t need to be perfect, only loved.

It’s a kind of inheritance that isn’t written down. You feel it in the rhythm of stirring, the patience of scraping the bowl clean, the quiet confidence that comes from repetition. Maybe the spoon holds all the cakes that came before this one, all the laughter and small mistakes that baked their way into the walls of this kitchen. Each turn reminds you that sweetness isn’t taught, it’s passed along.

The Sound of Sweet Things Cooling

When the timer goes off, it doesn’t sound like an ending; it sounds like a breath. The cakes rise tall and tender, their scent filling every corner. You set them down and wait, listening to that soft, secret sound of a cake settling as it cools. It’s the kind of sound that can only be heard by someone who’s willing to stay still long enough to catch it.

Cooling takes time. The chocolate tightens, the air shifts, and the warmth becomes memory. You can’t rush it, and you shouldn’t. It’s in that slow transition, from hot to warm, from batter to cake, that you realize baking has never really been about making food. It’s about watching change happen gently, right in front of you.

The Love That Stays After the Last Slice

There’s always one piece left on the plate. A little uneven, a little soft at the edge where someone couldn’t wait for it to cool. You cover it anyway, as if you’re saving something more than cake. Maybe you are.

Later, when the kitchen is dark again and the quiet has returned, that last slice sits waiting. It doesn’t need candles or company, just a fork and a reason to remember. Because the best desserts aren’t really eaten; they’re shared in the spaces between people. They live on in the laughter, the crumbs, the lingering scent of cocoa in the air. That’s how sweetness stays, not on the tongue, but somewhere deeper, where it can’t be forgotten.

Chocolate Ganache Cake

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Yield: 1 three-layer 8-inch cake
Prep Time: 30 minutes
Bake Time: 30 minutes
Cool Time: 1 hour
Total Time: about 2 hours
Calories: 520 per slice (based on 12 servings)

CHOCOLATE CAKE

Ingredients

  • 2⅔ cups all-purpose flour

  • 1 cup Dutch-processed cocoa powder

  • 1½ teaspoons baking powder

  • 1½ teaspoons baking soda

  • 1 teaspoon salt

  • 2 vanilla beans, scraped

  • 1⅓ cups granulated sugar

  • ¾ cup packed light brown sugar

  • 3 large eggs

  • ¾ cup olive oil

  • 1¼ cups full-fat sour cream

  • 1½ cups freshly brewed hot espresso

Instructions

  1. Prepare the pans: Preheat oven to 325 °F (165 °C). Grease and line three 8-inch round cake pans with parchment.

  2. Whisk the dry ingredients: In a large bowl, whisk together the flour, cocoa powder, baking powder, baking soda, and salt.

  3. Whisk the wet ingredients: In a separate bowl, whisk sugars, eggs, olive oil, sour cream, and vanilla until smooth and glossy.

  4. Combine: Pour the wet mixture into the dry ingredients and stir until almost blended.

  5. Add espresso: Slowly pour in the hot espresso and whisk gently until smooth and fluid — the batter should be shiny and pourable.

  6. Bake: Divide evenly between pans and bake for 30 minutes, or until a toothpick inserted into the center comes out clean.

  7. Cool: Let cakes rest in the pans for 10 minutes, then transfer to a wire rack to cool completely before frosting.

CHOCOLATE GANACHE FROSTING

Ingredients

  • 14 oz good-quality dark chocolate, finely chopped

  • 1¾ cups heavy whipping cream

  • 3½ tablespoons honey

  • 5 tablespoons Dutch-processed cocoa powder

  • ½ cup full-fat sour cream

  • 2 vanilla beans, scraped

Instructions

  1. Prepare the chocolate: Place the chopped chocolate in a large heatproof bowl.

  2. Heat the cream: In a small saucepan, warm the cream and honey over medium heat until just beginning to simmer.

  3. Combine: Pour the hot cream mixture over the chocolate and let sit undisturbed for 2 minutes.

  4. Whisk: Gently whisk until the chocolate is melted and the mixture turns smooth and glossy.

  5. Enrich: Sift in the cocoa powder and stir until fully incorporated and silky.

  6. Finish: Add the sour cream and vanilla bean seeds, whisking gently until the ganache is smooth and uniform.

  7. Thicken: Let the frosting stand 20–25 minutes at room temperature, stirring occasionally, until it reaches a soft, spreadable consistency.



Baker’s Notes

  • Dutch-processed cocoa creates the richest flavor and the deepest chocolate color.

  • Hot espresso enhances the cocoa beautifully without adding coffee flavor; hot water works just as well.

  • Olive oil and sour cream keep the crumb soft, tender, and impossibly moist.

  • The ganache firms slightly as it cools, so give it a gentle stir before spreading for the smoothest finish.

  • This cake keeps well for up to four days and tastes even better on the second day, once the layers have settled and the flavors deepen.

  • For the glossiest ganache, pour the hot cream over the finely chopped chocolate and let it rest for a full minute before stirring; this melts it evenly and keeps the texture silk-smooth.

  • Whisk slowly from the center outward until glossy and unified, as rushing can add air bubbles.

  • If the frosting thickens too much before spreading, warm it gently over a double boiler or in short microwave bursts until spreadable again.

  • Choose chocolate between 50 and 55 percent cocoa solids for the perfect balance of richness and creamy sweetness.

  • After frosting, let the cake rest at room temperature for about 30 to 45 minutes before slicing; it allows the crumb to set and gives the ganache its soft, truffle-like finish.


Why You’ll Love It

This cake is everything a chocolate cake should be: lush, dark, and deeply comforting. The crumb is tender and soft, the frosting glossy and rich like truffle. It’s the kind of cake that makes any table feel special, no matter the day.

It’s indulgent but balanced, homey but elegant, the kind of chocolate cake you’ll come back to every time.


FAQ

Can I use natural cocoa powder?
Yes. The recipe is balanced with both baking powder and baking soda, so natural cocoa works beautifully. The flavor will be lighter and slightly tangier, while Dutch-processed cocoa gives a smoother, darker, and more refined taste.

Can I make the cake ahead of time?
Absolutely. Bake the layers a day in advance, let them cool completely, and wrap tightly in plastic. Frost the next day, the crumb softens and the flavor deepens overnight, making it even better.

How should I store it?
Keep the cake covered at room temperature for up to one day, or refrigerate for up to four. Bring it back to room temperature before serving for the softest, most tender texture.

Can I freeze it?
Yes. Both the unfrosted layers and the fully frosted cake freeze well. Wrap slices individually and freeze for up to two months. Thaw overnight in the refrigerator, then bring to room temperature before serving.

What’s the best cocoa for this cake?
Dutch-processed cocoa, such as Valrhona, Droste, or Ghirardelli, gives the richest flavor and the most beautiful deep color.

Can I make the ganache frosting ahead of time?
Yes. Prepare it up to three days ahead, cover tightly, and refrigerate. When ready to use, let it come to room temperature and whisk gently until smooth and glossy again.

How do I fix frosting that’s too thin?
If your ganache feels loose or runny, chill it for 10–15 minutes, stirring every few minutes until it thickens to a smooth, spreadable consistency.

Can I reheat ganache if it gets too thick?
Yes. Warm it gently over a bowl of simmering water or microwave for a few seconds at a time, stirring between intervals until it softens to a silky texture.

What’s the best chocolate to use for ganache?
Choose a dark chocolate with around 50–55% cocoa solids. That range keeps it rich and balanced, not too sweet, not too bitter.

Can I use milk or white chocolate instead?
You can, but reduce the cream slightly to maintain structure. Milk and white chocolate contain more cocoa butter and sugar, so they’ll need less liquid to stay firm.

Why add sour cream to the frosting?
Sour cream gives the ganache a truffle-like body and a gentle tang that balances the sweetness of the chocolate. It also keeps the frosting smooth, soft, and easy to spread.

Can I use only cocoa powder instead of chocolate?
Not for this version. The melted chocolate is essential for structure and shine, while cocoa powder adds depth and richness; together, they create the perfect balance.

Should ganache frosting be refrigerated?
If your kitchen is warm, yes, refrigerate the frosted cake and bring it to room temperature before serving. In cooler conditions, it can sit covered at room temperature for up to one day without issue.

Nadia Mansour, founder of Brown Butter Sugar

Nadia Mansour

Baker, writer, and storyteller behind Brown Butter Sugar, a cozy baking blog where every recipe begins with a story and ends with something sweet to share.

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