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Pistachio Buttercream Frosting Recipe

4.6 from 93 reviews

This rich and creamy Pistachio Buttercream Frosting combines the nutty flavor of ground pistachios with a smooth, fluffy buttercream base. Perfect for frosting cakes and cupcakes, this frosting offers a delightful green hue and a luxurious texture that complements a variety of desserts.

Ingredients

Scale

Pistachio Paste

  • 1 cup shelled pistachios (salted or unsalted)
  • 2 tbsp heavy cream

Buttercream Frosting

  • 3 cups unsalted butter (softened at room temperature)
  • 2 tsp vanilla extract
  • 4 cups confectioner’s sugar
  • Green food coloring (optional, a few drops)

Instructions

  1. Prepare Pistachio Paste: Place the shelled pistachios into a food processor or blender and pulse until they are finely ground. Add the heavy cream and pulse again until a thick, smooth paste forms. Set aside.
  2. Beat the Butter: Soften the unsalted butter at room temperature until lightly softened. Place it into a mixer bowl with a flat beater attachment. Beat on medium to high speed for 7 to 9 minutes until the butter becomes fluffy and white. Scrape down the bowl sides to ensure even mixing.
  3. Combine Pistachio Paste and Vanilla: Add the pistachio paste and vanilla extract to the whipped butter. Beat for several minutes, scraping down the bowl as needed until the mixture is well combined.
  4. Add Confectioner’s Sugar: Gradually add the confectioner’s sugar while mixing on low speed until incorporated. Then increase to high speed and beat for 3 to 4 minutes until the frosting is light and fluffy. Add green food coloring if desired, and mix until evenly distributed.
  5. Fix Flat Frosting (if needed): If the buttercream appears flat and not fluffy, chill it in the refrigerator for 30 minutes. After chilling, beat it again until the desired fluffiness is achieved.
  6. Storage Recommendations: If not using immediately, refrigerate the frosting well covered with plastic wrap. It can be stored up to 1 week in the fridge.
  7. Freezing Buttercream: For longer storage, freeze the buttercream in a sealed plastic container for up to 1 month. To use, thaw overnight in the refrigerator, then bring to room temperature and re-beat until fluffy.

Notes

  • Use shelled pistachios either salted or unsalted depending on your flavor preference.
  • Ensure butter is sufficiently softened to achieve a creamy texture.
  • Green food coloring is optional but enhances the visual appeal of the frosting.
  • Re-beating after chilling helps restore fluffy texture if the buttercream becomes too firm.
  • Store covered to prevent the frosting from drying out or absorbing fridge odors.

Keywords: pistachio buttercream, pistachio frosting, nutty buttercream, green frosting, cake frosting, cupcake frosting, nut buttercream