Pistachio Cake with Buttercream Frosting

Slice of pistachio cake with creamy buttercream frosting, topped with chopped nuts Pin it
Slice of pistachio cake with creamy buttercream frosting, topped with chopped nuts | whiskmehome.com

This indulgent dessert features moist layers of ground pistachio-infused sponge cake, baked to golden perfection and crowned with silky homemade pistachio buttercream frosting. The nutty essence shines through both the tender crumb and creamy topping, creating a sophisticated treat perfect for birthdays, weddings, or elegant dinner parties. Toasting the nuts beforehand intensifies the natural flavors, while the combination of butter, sour cream, and vanilla ensures a rich, luxurious texture in every bite.

The kitchen filled with this incredible roasted nut aroma that had my roommate poking her head in, asking what bakery I'd secretly opened. I'd been obsessed with pistachio everything lately, but nothing quite hit like that first slice of this cake emerging from the oven.

I made this for my sisters birthday last spring, and watching her eyes light up at that first bite exactly like when we were kids stealing pistachios from my mothers baking stash made every minute worth it. Now it's her most requested cake, bar none.

Ingredients

  • Shelled unsalted pistachios: Grinding these fresh creates that vibrant pistachio essence store bought pastes never quite capture
  • All-purpose flour: Provides structure while still letting those nutty flavors shine through
  • Baking powder and salt: Essential lift and balance that keeps the cake from feeling heavy or dense
  • Unsalted butter: Room temperature is crucial here for proper aeration and tender texture
  • Granulated sugar: Sweetens while helping create that beautifully light and fluffy crumb
  • Large eggs: Bind everything together while adding richness and structure
  • Pure vanilla extract: Rounds out and enhances the natural pistachio flavor
  • Whole milk and sour cream: The combination keeps the cake incredibly moist and tender
  • Powdered sugar: Sifting prevents lumps and ensures silky smooth buttercream
  • Heavy cream or milk: Adjusts frosting consistency to your perfect spreading texture

Instructions

Prep your pans and oven:
Preheat oven to 350°F and grease two 8-inch round pans, lining bottoms with parchment for perfect release every time
Grind those pistachios:
Pulse 1½ cups pistachios in your food processor until finely ground but not pasty
Whisk the dry ingredients:
Combine flour with baking powder and salt in a bowl, ensuring even distribution
Cream butter and sugar:
Beat together for about 3 minutes until light and fluffy this is your foundation
Add eggs and vanilla:
Incorporate eggs one at a time, fully mixing after each, then stir in vanilla
Mix in ground pistachios:
Fold gently to distribute that gorgeous nutty flavor throughout the batter
Combine wet and dry:
Alternate adding flour mixture and milk, starting and ending with flour, then fold in sour cream until just combined
Bake to perfection:
Divide batter between pans and bake 28-32 minutes until a toothpick comes out clean
Make pistachio paste:
Process remaining cup of pistachios until very fine or beginning to clump into a paste
Prepare buttercream:
Beat butter until creamy, mix in pistachio paste, then gradually add powdered sugar until fluffy
Finish and frost:
Add vanilla, salt, and cream until you reach your ideal consistency, then frost cooled layers generously
Two-layer pistachio cake frosted with green buttercream and garnished with pistachio pieces Pin it
Two-layer pistachio cake frosted with green buttercream and garnished with pistachio pieces | whiskmehome.com

This cake has become my go to for bringing people together, whether it's a dinner party ending or just because Tuesday called for something extraordinary. Something about slicing into those frosted layers makes any conversation feel a little more special.

Getting That Perfect Green Color

Natural pistachios can vary from pale yellow to muted green depending on the harvest, but a drop or two of natural food coloring gives that classic pistachio look we all recognize. Just remember a tiny bit goes a long way.

Make Ahead Magic

The cake layers freeze beautifully for up to two months, wrapped tightly in plastic and foil. I love baking on a quiet Sunday and having celebration ready cake whenever the mood strikes or unexpected guests arrive.

Serving Suggestions

This cake pairs beautifully with coffee, black tea, or even a dry sparkling wine for brunch. The nutty richness holds up against bold beverages without being overwhelmed.

  • Toast extra pistachios for a crunchy topping contrast
  • Let the cake come to room temperature before serving for the softest texture
  • Store any leftovers in the refrigerator, bringing slices to room temp before eating
Moist pistachio cake slice revealing tender crumb with thick swirled buttercream topping Pin it
Moist pistachio cake slice revealing tender crumb with thick swirled buttercream topping | whiskmehome.com

There's something utterly satisfying about a cake that tastes as special as it looks, and this one delivers every single time.

Recipe FAQs

Adding a drop or two of natural green food coloring to both the batter and frosting creates a vibrant pistachio hue. Toasting the nuts before grinding can also deepen their natural green tones.

Yes, the baked cake layers can be wrapped tightly and frozen for up to 2 months. Thaw overnight at room temperature before frosting and serving.

The rich, nutty profile complements hot coffee, black tea, or a dry sparkling wine. The buttery frosting balances beautifully with acidic or tannic drinks.

Keep refrigerated in an airtight container for up to 4 days. Bring to room temperature 30 minutes before serving for optimal texture and flavor.

While almonds or hazelnuts work technically, they won't provide the same distinctive flavor profile. For authentic taste, stick with shelled unsalted pistachios.

Use a food processor and pulse in short bursts to avoid turning nuts into butter. Stop when they reach a fine meal texture, similar to almond flour.

Pistachio Cake with Buttercream Frosting

Moist, nutty pistachio cake layered with creamy pistachio buttercream frosting, ideal for celebrations or dessert lovers.

Prep 30m
Cook 30m
Total 60m
Servings 9
Difficulty Medium

Ingredients

Pistachio Cake

  • 1 1/2 cups shelled unsalted pistachios
  • 1 1/2 cups all-purpose flour
  • 2 teaspoons baking powder
  • 1/2 teaspoon salt
  • 1/2 cup unsalted butter, room temperature
  • 1 cup granulated sugar
  • 3 large eggs
  • 1 teaspoon pure vanilla extract
  • 1/2 cup whole milk
  • 1/4 cup sour cream

Pistachio Buttercream Frosting

  • 1 cup shelled unsalted pistachios
  • 1 cup unsalted butter, room temperature
  • 3 cups powdered sugar, sifted
  • 2-3 tablespoons heavy cream or milk
  • 1 teaspoon pure vanilla extract
  • Pinch of salt

Instructions

1
Prepare Oven and Pans: Preheat oven to 350°F. Grease and line two 8-inch round cake pans with parchment paper.
2
Grind Pistachios for Cake: Process 1 1/2 cups pistachios in a food processor until finely ground. Set aside.
3
Combine Dry Ingredients: Whisk together flour, baking powder, and salt in a bowl.
4
Cream Butter and Sugar: Beat butter and sugar in a large mixing bowl until light and fluffy, approximately 3 minutes.
5
Add Eggs and Vanilla: Incorporate eggs one at a time, mixing thoroughly after each addition. Blend in vanilla extract.
6
Mix in Ground Pistachios: Fold the ground pistachios into the batter until evenly distributed.
7
Combine Wet and Dry Ingredients: Alternately add flour mixture and milk, starting and ending with flour. Fold in sour cream until just combined.
8
Bake Cake Layers: Divide batter evenly between prepared pans. Bake for 28-32 minutes until a toothpick inserted in the center comes out clean.
9
Cool Cake Layers: Let cakes cool in pans for 10 minutes, then transfer to a wire rack to cool completely.
10
Prepare Pistachio Paste: Process 1 cup pistachios until very finely ground or beginning to form a paste.
11
Make Buttercream Base: Beat butter until creamy. Incorporate pistachio paste and mix thoroughly.
12
Finish Buttercream: Gradually add powdered sugar, beating until fluffy. Mix in vanilla and salt. Add cream 1 tablespoon at a time until desired consistency.
13
Assemble and Frost Cake: Spread frosting between cooled cake layers and over the top and sides. Garnish with chopped pistachios if desired.
Additional Information

Equipment Needed

  • Food processor
  • Electric mixer
  • Two 8-inch round cake pans
  • Mixing bowls
  • Rubber spatula
  • Measuring cups and spoons
  • Wire cooling rack

Nutrition (Per Serving)

Calories 520
Protein 8g
Carbs 52g
Fat 33g

Allergy Information

  • Contains tree nuts (pistachios)
  • Contains dairy
  • Contains eggs
  • Contains wheat (gluten)
Emily Bradford

Easy, flavor-packed recipes and family-friendly meal ideas from Emily’s cozy kitchen.