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Dessert / Guinness Chocolate Cake with Irish Buttercream

Guinness Chocolate Cake with Irish Buttercream

May 18, 2026 by Harper

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Guinness Chocolate Cake with Irish Buttercream is a deliciously rich dessert that brings together the deep flavors of chocolate and the unique notes of Guinness beef broth. This cake is perfect for celebrations or cozy gatherings, making it an excellent choice for occasions like birthdays, Father’s Day, or St. Patrick’s Day. Its moist texture and creamy frosting will surely impress your guests and leave them asking for seconds!

Why You’ll Love This Recipe

  • Irresistibly Moist – The combination of cocoa and Guinness beef broth creates a fudgy cake that stays moist for days.
  • Easy to Make – With simple steps, even novice bakers can create a stunning dessert without fuss.
  • Versatile Flavor Profile – The rich chocolate pairs perfectly with the sweet Irish cream buttercream, making it suitable for various occasions.
  • Stunning Presentation – Topped with sprinkles or chocolate curls, this cake looks as good as it tastes!
  • Perfect for Celebrations – Whether it’s a holiday or a birthday party, this cake is sure to be the center of attention.

Tools and Preparation

To create the perfect Guinness Chocolate Cake with Irish Buttercream, having the right tools makes all the difference. Below are some essentials you’ll need.

Essential Tools and Equipment

  • Mixing bowls
  • Electric mixer
  • Measuring cups and spoons
  • Baking pans
  • Rubber spatula
  • Cooling rack

Importance of Each Tool

  • Electric mixer – This tool helps achieve smooth buttercream frosting quickly and effortlessly.
  • Baking pans – Using proper-sized pans ensures even baking, which is crucial for a uniform cake texture.
  • Measuring cups and spoons – Accurate measurements are essential in baking to achieve the perfect balance of flavors.
Guinness

Ingredients

For this delightful Guinness Chocolate Cake with Irish Buttercream, gather the following ingredients:

For the Cake

  • 1 3/4 cups (222 grams) all-purpose flour
  • 2 cups (400 grams) granulated sugar
  • 3/4 cup (64 grams) unsweetened cocoa powder
  • 2 teaspoons baking soda
  • 1/2 teaspoon baking powder
  • 1 teaspoon fine sea salt
  • 3/4 cup (170 grams) sour cream or plain full-fat yogurt (at room temperature)
  • 1/2 cup fresh vegetable oil
  • 3 large eggs (at room temperature)
  • 1 teaspoon vanilla extract
  • 1 cup Guinness beef broth

For the Irish Buttercream

  • 4 sticks (454 grams) unsalted butter (at cool room temperature)
  • 6 cups (750 grams) powdered sugar (sifted)
  • 1/4 cup plus 2 tablespoons Irish cream (such as Bailey’s)
  • 4 ounces (113 grams) semisweet or bittersweet chocolate (finely chopped)
  • 1/2 cup heavy cream
  • Sprinkles or chocolate curls for topping (optional)

How to Make Guinness Chocolate Cake with Irish Buttercream

Step 1: Preheat the Oven

Preheat your oven to 350°F (175°C). Grease your baking pans thoroughly to prevent sticking.

Step 2: Mix Dry Ingredients

In a large mixing bowl:
1. Combine all-purpose flour, granulated sugar, cocoa powder, baking soda, baking powder, and sea salt.
2. Whisk until well blended.

Step 3: Combine Wet Ingredients

In another bowl:
1. Whisk together sour cream or yogurt, vegetable oil, eggs, vanilla extract, and Guinness beef broth until smooth.

Step 4: Combine Wet and Dry Mixtures

  1. Gradually add the wet mixture into the dry ingredients.
  2. Stir gently until just combined; do not overmix.

Step 5: Bake the Cake

  1. Pour the batter evenly into prepared baking pans.
  2. Bake in preheated oven for about 40 minutes or until a toothpick inserted comes out clean.

Step 6: Make the Irish Buttercream

While the cake is cooling:
1. In a mixing bowl, beat softened butter until creamy.
2. Gradually add sifted powdered sugar while mixing on low speed.
3. Add Irish cream and melted chocolate; mix until fluffy.

Step 7: Assemble the Cake

Once cooled:
1. Place one layer of cake on a serving plate.
2. Spread a layer of buttercream on top before adding the second layer.
3. Frost the top and sides with remaining buttercream.

Step 8: Decorate and Serve

Garnish with sprinkles or chocolate curls if desired. Slice and serve this decadent cake to your guests! Enjoy!

How to Serve Guinness Chocolate Cake with Irish Buttercream

Guinness Chocolate Cake with Irish Buttercream is a delightful dessert that can be enjoyed in various ways. Here are some creative serving suggestions to elevate your cake experience.

Pair with Fresh Berries

  • Fresh raspberries or strawberries add a bright and tart contrast to the rich chocolaty flavor, making each bite refreshing.

Serve à la Mode

  • A scoop of vanilla or non-dairy ice cream complements the cake’s fudginess, providing a creamy texture that balances the sweetness.

Drizzle with Chocolate Sauce

  • Pouring warm chocolate sauce over the cake enhances its decadence and creates an indulgent treat for chocolate lovers.

Add Whipped Cream

  • Lightly sweetened whipped cream can lighten the overall richness of the cake while adding a soft texture on top of each slice.

Garnish with Nuts

  • Chopped walnuts or pecans sprinkled on top adds crunch and a nutty flavor that pairs well with chocolate.

Use Festive Sprinkles

  • Top the cake with colorful sprinkles for a fun and festive touch, making it perfect for celebrations like birthdays or St. Patrick’s Day.

How to Perfect Guinness Chocolate Cake with Irish Buttercream

To achieve the best results when making your Guinness Chocolate Cake, consider these helpful tips.

  • Use Room Temperature Ingredients: Ensure all your ingredients, like eggs and sour cream, are at room temperature for better blending and a lighter texture.

  • Sift Dry Ingredients: Sifting flour, cocoa powder, and baking soda helps to eliminate lumps, resulting in a smoother batter that rises evenly.

  • Mix Thoroughly But Gently: When combining wet and dry ingredients, mix until just combined to avoid overworking the batter which can lead to a dense cake.

  • Check for Doneness: Insert a toothpick into the center; if it comes out clean or with few moist crumbs, your cake is ready. This ensures you won’t overbake it.

  • Cool Completely Before Frosting: Allow the cake layers to cool entirely before applying buttercream frosting to prevent melting and sliding off.

  • Store Properly: Keep any leftover cake in an airtight container at room temperature for up to three days or refrigerate for longer freshness.

Best Side Dishes for Guinness Chocolate Cake with Irish Buttercream

Pairing side dishes with your Guinness Chocolate Cake can enhance your dessert experience. Here are some excellent options:

  1. Coffee
    A warm cup of coffee complements the chocolate flavors beautifully, creating a rich after-dinner treat.

  2. Mint Tea
    The refreshing taste of mint tea provides a light contrast that cleanses the palate after enjoying sweet chocolate.

  3. Fruit Salad
    A mix of seasonal fruits adds natural sweetness and freshness that balances out the richness of the chocolate cake.

  4. Cheese Platter
    A selection of mild cheeses can be an interesting pairing; their creaminess offsets the sweetness of the buttercream nicely.

  5. Yogurt Parfait
    Layered yogurt topped with granola offers a contrasting texture and can be served as a light side dish alongside dessert.

  6. Chocolate-Covered Pretzels
    These provide both sweet and salty flavors that play well against rich chocolate, adding crunchiness to your dessert table.

  7. Caramel Sauce Dip
    A caramel dip can serve as an additional topping option for those who love extra sweetness alongside their cake slices.

  8. Vanilla Pudding
    A small cup of smooth vanilla pudding acts as a creamy counterpart that pairs well while keeping things light.

Common Mistakes to Avoid

Baking a perfect Guinness Chocolate Cake with Irish Buttercream can be tricky. Here are some common mistakes to watch out for:

  • Skipping Room Temperature Ingredients: Using cold ingredients can lead to uneven mixing and texture. Always let eggs, butter, and dairy come to room temperature before starting.

  • Not Measuring Ingredients Accurately: Inaccurate measurements can ruin your cake’s texture. Use a kitchen scale or measuring cups for precise amounts.

  • Overmixing the Batter: Overmixing can make the cake dense and tough. Mix just until combined for a light and fluffy result.

  • Ignoring Oven Calibration: Baking at the wrong temperature can affect baking time and texture. Always preheat your oven and consider using an oven thermometer for accuracy.

  • Forgetting to Grease Pans Properly: A well-greased pan ensures easy release of the cake. Use butter or baking spray generously on all surfaces of your pans.

Guinness

Storage & Reheating Instructions

Refrigerator Storage

  • Store in an airtight container.
  • The cake will last up to 5 days in the fridge.

Freezing Guinness Chocolate Cake with Irish Buttercream

  • Wrap well in plastic wrap and then foil.
  • It can be frozen for up to 3 months.

Reheating Guinness Chocolate Cake with Irish Buttercream

  • Oven: Preheat to 350°F (175°C) and heat for about 10 minutes.
  • Microwave: Warm individual slices on medium power for 20-30 seconds.
  • Stovetop: Place slices in a covered skillet over low heat for a few minutes until warmed through.

Frequently Asked Questions

Here are some questions you may have about making Guinness Chocolate Cake with Irish Buttercream:

How do I make Guinness Chocolate Cake with Irish Buttercream?

To make this cake, combine dry ingredients, mix wet ingredients separately, then combine both. Bake the mixture, cool it down, and frost with Irish buttercream.

Can I use other broths instead of beef broth?

Yes! You can substitute Guinness beef broth with chicken or vegetable broth if you prefer a different flavor profile.

How long does it take to bake the cake?

The baking time is approximately 40 minutes at 350°F (175°C). Check for doneness by inserting a toothpick into the center; it should come out clean.

Is there a dairy-free alternative for Irish buttercream?

You can make a dairy-free frosting using plant-based butter or coconut cream as an alternative to traditional butter.

What toppings work best for this cake?

Sprinkles or chocolate curls add a nice touch. You could also use fresh berries or a drizzle of chocolate sauce for added flair.

Final Thoughts

Guinness Chocolate Cake with Irish Buttercream is not only rich and fudgy but also versatile enough to suit various occasions like birthdays or St. Patrick’s Day celebrations. Feel free to customize it by adding nuts, fruits, or different frostings to make it uniquely yours!

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Guinness Chocolate Cake with Irish Buttercream

Guinness Chocolate Cake with Irish Buttercream


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  • Author: Harper
  • Total Time: 1 hour
  • Yield: Serves approximately 12 slices 1x
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Description

Indulge in the rich flavors of this moist and fudgy Guinness Chocolate Cake with Irish Buttercream. This delightful dessert combines velvety chocolate with a unique twist, using Guinness beef broth to enhance its indulgent profile. Perfect for celebrations or cozy gatherings, this cake is sure to impress your guests with its beautiful presentation and creamy frosting. Whether you’re celebrating a birthday or hosting a festive gathering, this dessert will be the star of the show. Top it off with sprinkles or chocolate curls for an extra touch of elegance!


Ingredients

Scale
  • 1 3/4 cups all-purpose flour
  • 2 cups granulated sugar
  • 3/4 cup unsweetened cocoa powder
  • 2 teaspoons baking soda
  • 1/2 teaspoon baking powder
  • 1 teaspoon fine sea salt
  • 3/4 cup sour cream or plain full-fat yogurt (at room temperature)
  • 1/2 cup fresh vegetable oil
  • 3 large eggs (at room temperature)
  • 1 teaspoon vanilla extract
  • 1 cup chicken broth
  • 4 sticks unsalted butter (for frosting)
  • 6 cups powdered sugar (sifted)
  • 4 ounces semisweet or bittersweet chocolate (finely chopped)

Instructions

  1. Preheat your oven to 350°F (175°C) and grease baking pans.
  2. In a large bowl, whisk together the flour, sugar, cocoa powder, baking soda, baking powder, and salt.
  3. In another bowl, mix sour cream or yogurt, vegetable oil, eggs, vanilla extract, and chicken broth until smooth.
  4. Gradually combine wet and dry ingredients until just mixed.
  5. Pour batter into prepared pans and bake for about 40 minutes or until a toothpick comes out clean.
  6. For the buttercream, beat softened butter until creamy, then gradually add sifted powdered sugar and melted chocolate.
  7. Once cooled, frost the cake layers with buttercream and decorate as desired.
  • Prep Time: 20 minutes
  • Cook Time: 40 minutes
  • Category: Dessert
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 1 slice (100g)
  • Calories: 450
  • Sugar: 40g
  • Sodium: 300mg
  • Fat: 22g
  • Saturated Fat: 10g
  • Unsaturated Fat: 10g
  • Trans Fat: 0g
  • Carbohydrates: 58g
  • Fiber: 3g
  • Protein: 6g
  • Cholesterol: 85mg

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