Cakes
Chocolate Irish Cream Cake
A rich, moist chocolate cake made with Irish cream, espresso, cocoa powder, tangy Irish cream cream cheese frosting, and a silky chocolate ganache finish.
Giulia’s Recipe Rundown
Taste
Deep chocolate flavor with notes of espresso, creamy Irish cream, tangy frosting, and smooth ganache.
Texture
Moist chocolate cake, creamy frosting, and a glossy chocolate ganache topping.
Ease
A bakery-style cake with simple steps and easy decorations.
Best For
Celebrations, holidays, dinner parties, chocolate lovers, and grown-up dessert tables.
This Chocolate Irish Cream Cake is rich, elegant, and full of deep chocolate flavor. The cake itself is made with cocoa powder, melted semi-sweet chocolate, espresso, sour cream, and Irish cream for a moist, tender crumb with a beautiful bakery-style taste.
The frosting is a smooth Irish cream cream cheese frosting that adds just the right amount of tanginess and sweetness. To finish, a silky chocolate ganache is poured or drizzled over the top for a glossy chocolate layer that makes the cake feel extra special.
This is the kind of cake that looks impressive on a dessert table but is still simple enough to make at home. It is perfect for chocolate lovers who want something rich, creamy, and a little more grown-up.
Note: This recipe contains Irish cream liqueur, so it is intended for adults.
Why You’ll Love This Recipe
- Rich, moist chocolate cake with deep cocoa flavor
- Irish cream in both the cake and frosting
- Espresso powder enhances the chocolate flavor
- Tangy cream cheese frosting balances the sweetness
- Chocolate ganache makes it look bakery-worthy
- Perfect for special occasions and chocolate dessert lovers
Important Ingredient Notes
Boiling Water
Boiling water helps bloom the cocoa powder and espresso, creating a deeper chocolate flavor and a smoother cake batter.
Instant Espresso Powder
Espresso powder does not make the cake taste strongly like coffee. It simply intensifies the chocolate flavor and makes the cake taste richer.
Semi-Sweet Chocolate
Melted semi-sweet chocolate adds richness and a smooth chocolate base to the cake. You can use chopped chocolate or chocolate chips.
Unsweetened Cocoa Powder
Cocoa powder gives the cake its bold chocolate flavor. Use unsweetened cocoa powder so the sweetness stays balanced.
Irish Cream
Irish cream adds a creamy, slightly vanilla-chocolate flavor to both the cake and frosting. Bailey’s works well, but any Irish cream liqueur can be used.
Sour Cream
Sour cream adds moisture and tenderness. It also helps balance the sweetness of the cake.
Cream Cheese
Cream cheese gives the frosting a tangy flavor and smooth texture. Make sure it is softened before mixing.
Heavy Cream
Heavy cream is used for the ganache. It melts with the chocolate to create a glossy, pourable topping.
How to Make Chocolate Irish Cream Cake
Bloom the chocolate mixture
Combine boiling water, instant espresso powder, and semi-sweet chocolate. Stir until smooth and let it cool slightly.
Mix the dry ingredients
In a large bowl, whisk together flour, sugar, cocoa powder, baking soda, baking powder, and salt.
Mix the wet ingredients
In another bowl, whisk the egg, egg yolk, Irish cream, sour cream, vegetable oil, vanilla, and cooled chocolate mixture.
Make the cake batter
Add the wet ingredients to the dry ingredients and mix until smooth. The batter will be rich and pourable.
Bake and cool
Pour the batter into a prepared cake pan and bake until a toothpick comes out with a few moist crumbs. Cool completely before frosting.
Frost and add ganache
Spread Irish cream cream cheese frosting over the cooled cake, then drizzle or spread chocolate ganache on top.
Sweet Baking Science
Why add espresso powder to chocolate cake?
Espresso powder enhances cocoa and chocolate, making the cake taste deeper and richer without turning it into a coffee cake.
Why use both cocoa powder and melted chocolate?
Cocoa powder gives strong chocolate flavor, while melted chocolate adds richness, moisture, and a smoother texture.
Why use sour cream?
Sour cream adds fat and acidity, helping create a soft, tender crumb and a moist cake that stays delicious after chilling.
Why cool the cake before frosting?
Warm cake can melt cream cheese frosting and ganache. Letting the cake cool fully keeps the layers smooth and neat.
Storage
Store Chocolate Irish Cream Cake covered in the refrigerator for up to 4 days.
For the best texture, let slices sit at room temperature for 15 to 20 minutes before serving.
Freezing Instructions
This cake freezes best before adding the frosting and ganache.
- Bake the chocolate cake and let it cool completely.
- Wrap the unfrosted cake tightly in plastic wrap.
- Place it in a freezer-safe bag or container.
- Freeze for up to 2 months.
- Thaw overnight in the refrigerator.
- Add frosting and ganache after thawing.
Individual frosted slices can also be frozen, but the frosting texture may soften slightly after thawing.
Troubleshooting & FAQ
Can I make this cake without Irish cream?
Yes. For a non-alcoholic version, replace the Irish cream with heavy cream or half-and-half, plus a small splash of vanilla extract. The flavor will be different but still delicious.
Can I use Bailey’s?
Yes. Bailey’s Irish Cream works perfectly in both the cake and frosting.
Can I make this as cupcakes?
Yes. Fill cupcake liners about two-thirds full and bake for 16 to 20 minutes, or until the centers spring back lightly.
Why is my frosting too soft?
The butter or cream cheese may have been too warm, or too much Irish cream may have been added. Chill the frosting for 15 to 20 minutes before spreading.
Can I make this cake ahead?
Yes. Bake the cake one day ahead, then frost and add ganache before serving.
Chocolate Irish Cream Cake
A rich chocolate Irish cream cake with espresso, cocoa, cream cheese frosting, and silky chocolate ganache.
Ingredients
For the chocolate cake
- 3/4 cup boiling water
- 1 teaspoon instant espresso powder
- 2 ounces semi-sweet chocolate, chips or chopped
- 1 1/4 cups all-purpose flour
- 1 1/3 cups granulated sugar
- 1/2 cup + 2 tablespoons unsweetened cocoa powder
- 3/4 teaspoon baking soda
- 3/4 teaspoon baking powder
- 3/4 teaspoon salt
- 1 large egg
- 1 large egg yolk
- 1/2 cup Irish cream, such as Bailey’s
- 1/4 cup sour cream
- 1/3 cup vegetable oil
- 1 teaspoon vanilla extract
For the Irish cream cream cheese frosting
- 5 tablespoons unsalted butter, softened
- 5 ounces cream cheese, softened
- 1/8 teaspoon salt
- 1 teaspoon vanilla extract
- 2 1/2 cups powdered sugar
- 1 to 2 tablespoons Irish cream, such as Bailey’s
For the chocolate ganache
- 2 ounces semi-sweet chocolate, chopped or chips
- 1/4 cup heavy cream
Instructions
- Preheat oven to 350°F / 175°C. Grease and line an 8-inch or 9-inch round cake pan with parchment paper.
- In a heat-safe bowl, combine boiling water, instant espresso powder, and semi-sweet chocolate. Stir until the chocolate melts and the mixture is smooth. Let cool slightly.
- In a large bowl, whisk together flour, granulated sugar, cocoa powder, baking soda, baking powder, and salt.
- In another bowl, whisk together the egg, egg yolk, Irish cream, sour cream, vegetable oil, vanilla extract, and cooled chocolate mixture.
- Pour the wet ingredients into the dry ingredients and mix until just combined and smooth.
- Pour the batter into the prepared cake pan and smooth the top.
- Bake for 28 to 32 minutes, or until a toothpick inserted into the center comes out with a few moist crumbs.
- Let the cake cool in the pan for 15 minutes, then transfer to a wire rack to cool completely.
- For the frosting, beat softened butter and cream cheese until smooth and creamy.
- Add salt, vanilla, powdered sugar, and 1 tablespoon Irish cream. Beat until smooth. Add the second tablespoon of Irish cream only if needed for texture and flavor.
- Spread the frosting over the completely cooled cake.
- For the ganache, place chocolate in a heat-safe bowl. Warm the heavy cream until hot but not boiling, then pour it over the chocolate.
- Let sit for 2 minutes, then stir until smooth and glossy.
- Let the ganache cool slightly, then drizzle or spread it over the frosted cake.
- Chill briefly to set the ganache, then slice and serve.
Notes
For the cleanest slices, chill the frosted cake for 20 to 30 minutes before cutting. Wipe the knife clean between each slice.
