Pistachio Buttercream Mess Cake is more than just a dessert; it’s an experience that combines fluffy layers of cake with rich, creamy pistachio buttercream frosting. This delightful treat features a perfect balance of sweetness and nutty flavor, complemented by the crunchy texture of chopped pistachios. With its vibrant green hue, this cake is ideal for birthdays, celebrations, or as an everyday indulgence that will impress family and friends.
Why You’ll Love This Pistachio Buttercream Mess Cake
This Pistachio Buttercream Mess Cake is not just a feast for the eyes, but also a treat for the taste buds. Here are a few reasons to love it:
- Rich in flavor: The pistachio buttercream adds a nutty dimension to every bite.
- Perfect for celebrations: Its stunning appearance makes it a showstopper at any event.
- Moist and fluffy: The cake layers are light and airy, making it a joy to eat.
- Versatile: Suitable for birthdays, holidays, or just because.
- Easy to customize: Add fruits or extra nuts for unique twists.
- Vegetarian-friendly: Fits into a variety of dietary preferences.
This cake is a wonderful way to elevate your dessert game and brings a smile to everyone’s face.
Ingredients for Pistachio Buttercream Mess Cake
Gather these items:
- 2 cups all-purpose flour
- 1 ½ cups granulated sugar
- 2 tsp baking powder
- ½ tsp salt
- ¾ cup unsalted butter, softened
- 4 large eggs, room temperature
- 1 cup whole milk
- 1 cup chopped unsalted pistachios
- 4 cups powdered sugar, sifted
- ½ cup unsalted butter, softened
- ½ cup pistachio paste
How to Make Pistachio Buttercream Mess Cake Step-by-Step
- Step 1: Preheat your oven to 350°F (175°C). Grease and flour two round cake pans.
- Step 2: In a large bowl, whisk together flour, sugar, baking powder, and salt.
- Step 3: Cream softened butter and sugar until light and fluffy. Add eggs one at a time, mixing well after each addition. Gradually stir in milk.
- Step 4: Combine dry ingredients with the wet mixture on low speed until just mixed. Gently fold in chopped pistachios.
- Step 5: Divide batter between prepared pans and bake for 25-30 minutes or until golden brown and a toothpick comes out clean. Cool completely before frosting.
- Step 6: For buttercream, beat together powdered sugar and butter until smooth; mix in pistachio paste.
- Step 7: Stack cooled cake layers with buttercream between them and frost the top generously.

Pro Tips for the Perfect Pistachio Buttercream Mess Cake
Keep these in mind:
- This cake is perfect for special occasions.
- Store any leftovers in an airtight container.
- Chopped pistachios can be added on top for decoration.
- Ensure your ingredients are at room temperature for better mixing.
- Consider using a serrated knife to slice the cake evenly.
Best Ways to Serve Pistachio Buttercream Mess Cake
Here are a few ideas for serving:
- Pair with a scoop of vanilla ice cream for an indulgent dessert.
- Serve with fresh berries to balance the sweetness.
- Enjoy as a delightful afternoon treat with tea or coffee.
How to Store and Reheat Pistachio Buttercream Mess Cake
Store any leftovers in an airtight container in the refrigerator for up to five days. This cake can be enjoyed cold, or you can reheat individual slices in the microwave for a few seconds.
Frequently Asked Questions About Pistachio Buttercream Mess Cake
What’s the secret to perfect Pistachio Buttercream Mess Cake?
The secret lies in using fresh pistachios and ensuring your butter and eggs are at room temperature. This creates a light and fluffy texture that enhances the overall flavor.
Can I make Pistachio Buttercream Mess Cake ahead of time?
Absolutely! You can bake the cake layers in advance and store them in the refrigerator. Frost them just before serving for the best taste.
How do I avoid common mistakes with Pistachio Buttercream Mess Cake?
Be careful not to overmix the batter; this can make the cake dense. Also, ensure you measure your ingredients accurately for the best results.
Variations of Pistachio Buttercream Mess Cake You Can Try
Consider these creative variations:
- Add a layer of raspberry jam between the cake layers for a tart contrast.
- Mix in chocolate chips for a richer flavor experience.
- Top with a drizzle of white chocolate for an elegant touch.

For more dessert ideas, check out our birthday cake recipes or explore creative frosting techniques to enhance your baking skills. If you’re looking for tips on storing cakes, we have you covered!
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Pistachio Buttercream Mess Cake: 12 Irresistible Layers
- Total Time: 50 minutes
- Yield: 12 servings 1x
- Diet: Vegetarian
Description
Pistachio Buttercream Mess Cake is a show-stopping dessert that combines fluffy cake layers with rich pistachio buttercream frosting. This delightful treat features a perfect balance of sweetness and nutty flavor, enhanced by the crunchy texture of chopped pistachios. With its vibrant green hue, this cake is ideal for birthdays, celebrations, or as an everyday indulgence that will impress family and friends.
Ingredients
- 2 cups all-purpose flour
- 1 ½ cups granulated sugar
- 2 tsp baking powder
- ½ tsp salt
- ¾ cup unsalted butter, softened
- 4 large eggs, room temperature
- 1 cup whole milk
- 1 cup chopped unsalted pistachios
- 4 cups powdered sugar, sifted
- ½ cup unsalted butter, softened
- ½ cup pistachio paste
Instructions
- Preheat your oven to 350°F (175°C). Grease and flour two round cake pans.
- In a large bowl, whisk together flour, sugar, baking powder, and salt.
- Cream softened butter and sugar until light and fluffy. Add eggs one at a time, mixing well after each addition. Gradually stir in milk.
- Combine dry ingredients with the wet mixture on low speed until just mixed. Gently fold in chopped pistachios.
- Divide batter between prepared pans and bake for 25-30 minutes or until golden brown and a toothpick comes out clean. Cool completely before frosting.
- For buttercream, beat together powdered sugar and butter until smooth; mix in pistachio paste.
- Stack cooled cake layers with buttercream between them and frost the top generously.
Notes
- This cake is perfect for special occasions.
- Chopped pistachios can be added on top for decoration.
- Prep Time: 20 minutes
- Cook Time: 30 minutes
- Category: Dessert
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 slice
- Calories: 360
- Sugar: 30g
- Sodium: 200mg
- Fat: 18g
- Saturated Fat: 8g
- Unsaturated Fat: 9g
- Trans Fat: 0g
- Carbohydrates: 45g
- Fiber: 2g
- Protein: 5g
- Cholesterol: 70mg
Keywords: Pistachio Buttercream Mess Cake, cake, dessert, pistachio, buttercream