Best Guinness Chocolate Cake with Baileys Buttercream

Best Guinness Chocolate Cake is a rich, moist, and decadent dessert that satisfies any chocolate craving. This cake solves the problem of dry, tasteless desserts. After making this many times, I know the secret to perfect texture and flavor. The layers are moist and the frosting is silky. Try my Easy Wild Garlic Cheese Scones for a delicious snack. Jump to Recipe If you love recipes like this, you’ll also enjoy Easy Wild Garlic Cheese Scones Recipe and Pesto Stuffed Chicken Breast Recipe.

What You'll Need for Best Guinness Chocolate Cake with Baileys Buttercream

Choosing the right ingredients makes a big difference, but this recipe is forgiving enough to work with what you have.

• 2 cups all-purpose flour
• 1 3/4 cups granulated sugar
• 3/4 cup unsweetened cocoa powder
• 1 1/2 teaspoons baking soda
• 1 teaspoon salt
• 1 cup brewed guinness beer
• 1/2 cup vegetable oil
• 2 large eggs
• 1 teaspoon vanilla extract
• 1 cup buttermilk
• 1/2 cup unsalted butter
• 1/2 cup heavy cream
• 1/4 cup baileys irish cream
• 1/4 teaspoon salt
• 1 teaspoon vanilla extract
• Optional: Chocolate shavings
• Optional: Fresh berries
• Optional: Candied orange peel

How to Make Best Guinness Chocolate Cake with Baileys Buttercream

1. Prep: Preheat oven to 350°F (175°C). Grease and flour two 9-inch round cake pans.
2. Mix Dry Ingredients: In a large bowl, whisk together flour, sugar, cocoa powder, baking soda, and salt.
3. Add Wet Ingredients: In another bowl, mix in guinness, oil, eggs, and vanilla.
4. Combine: Gradually add wet ingredients to dry ingredients. Mix until smooth. Stir in buttermilk.
5. Bake: Divide batter between pans. Bake for 30–35 minutes until a toothpick comes out clean.
6. Cool: Let cakes cool completely before frosting.
7. Make Frosting: In a bowl, beat butter until fluffy. Add heavy cream, baileys, salt, and vanilla. Mix until smooth.
8. Frost: Place one cake layer on a plate. Spread frosting. Add second layer. Frost the top and sides.
9. Decorate: Add chocolate shavings and a cherry on top.

Storing & Reheating Best Guinness Chocolate Cake with Baileys Buttercream

Short-Term Storage

Store in an airtight container in the fridge. Store in an airtight container for up to 5 days. Make-ahead tip: Make the cake layers up to 2 days in advance.

Freezing Best Guinness Chocolate Cake with Baileys Buttercream

Wrap tightly and freeze for up to 3 months.

How to Reheat Without Drying It Out

Oven: Reheat in a 350°F oven for 10–15 minutes. Microwave: Reheat in 30-second increments until warm.

Recipe Notes

• Chef tip: Use fresh guinness for the best flavor and depth of taste.
• Best substitution: If you don't have buttermilk, substitute with milk and vinegar.
• Make-ahead: You can make the frosting up to 2 days in advance.
• Scaling: This recipe can be doubled or halved easily.
• Troubleshooting: If the cake is too moist, let it cool completely before frosting.

Best Guinness Chocolate Cake with Baileys Buttercream

⏱

Prep

25 mins

🍳

Cook

35 mins

⏳

Total

60 mins

🍽

Serves

8 servings

🥗

Diet

Vegetarian

Ingredients

Main Ingredients

• 2 cups all-purpose flour
• 1 3/4 cups granulated sugar
• 3/4 cup unsweetened cocoa powder
• 1 1/2 teaspoons baking soda
• 1 teaspoon salt
• 1 cup brewed guinness beer
• 1/2 cup vegetable oil
• 2 large eggs
• 1 teaspoon vanilla extract
• 1 cup buttermilk

Seasonings

• 1/2 cup unsalted butter
• 1/2 cup heavy cream
• 1/4 cup baileys irish cream
• 1/4 teaspoon salt
• 1 teaspoon vanilla extract

Optional Toppings

• Chocolate shavings
• Fresh berries
• Candied orange peel

Instructions

1. Prep: Preheat oven to 350°F (175°C). Grease and flour two 9-inch round cake pans.
2. Mix Dry Ingredients: In a large bowl, whisk together flour, sugar, cocoa powder, baking soda, and salt.
3. Add Wet Ingredients: In another bowl, mix in guinness, oil, eggs, and vanilla.
4. Combine: Gradually add wet ingredients to dry ingredients. Mix until smooth. Stir in buttermilk.
5. Bake: Divide batter between pans. Bake for 30–35 minutes until a toothpick comes out clean.
6. Cool: Let cakes cool completely before frosting.
7. Make Frosting: In a bowl, beat butter until fluffy. Add heavy cream, baileys, salt, and vanilla. Mix until smooth.
8. Frost: Place one cake layer on a plate. Spread frosting. Add second layer. Frost the top and sides.
9. Decorate: Add chocolate shavings and a cherry on top.

Notes

• Chef tip: Use fresh guinness for the best flavor and depth of taste.
• Best substitution: If you don't have buttermilk, substitute with milk and vinegar.
• Make-ahead: You can make the frosting up to 2 days in advance.
• Scaling: This recipe can be doubled or halved easily.
• Troubleshooting: If the cake is too moist, let it cool completely before frosting.

Storage

• Fridge: Store in an airtight container for up to 5 days.
• Freezer: Wrap tightly and freeze for up to 3 months.
• Oven reheat: Reheat in a 350°F oven for 10–15 minutes.
• Microwave reheat: Reheat in 30-second increments until warm.
• Make ahead: Make the cake layers up to 2 days in advance.

Nutrition Per Serving

• Calories: 425
• Protein: 6g
• Fat: 18g
• Carbs: 54g
• Fiber: 3g
• Sugar: 32g
• Sodium: 180mg
• Cholesterol: 75mg
• Sat. Fat: 10g

Nutritional values are estimates only. Actual values may vary by brand and portion size.

Best Guinness Chocolate Cake with Baileys Buttercream FAQs

A Warm Final Note

I can’t wait for you to try Best Guinness Chocolate Cake with Baileys Buttercream and see how effortlessly it comes together. When you make it, pop back here and leave a rating or share how it turned out — I love hearing from you!