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Pistachio Buttercream

Pistachio Buttercream is a light and fluffy frosting made with just four simple ingredients, including a package of pistachio pudding mix.
Prep Time5 mins
Total Time5 mins
Course: Dessert
Cuisine: American
Keyword: Pistachio Buttercream
Servings: 8 servings
Author: Amanda Rettke--iambaker.net


  • ½ cup (1 stick or 113g) butter, room temperature
  • 1 package (3.4 ounces) pistachio pudding mix
  • 3 cups confectioners' sugar, divided
  • 5 tablespoons cold milk, divided


  • Add butter to the bowl of a stand mixer (or use a handheld mixer) and beat on medium speed until creamy, about 1 minute.
  • Turn off mixer and add all the pistachio pudding mix and 1 cup of confectioners' sugar. Mix on low until ingredients are incorporated.
  • Alternating the milk with the remaining sugar, add a tablespoon of milk at a time and a ½ cup of confectioners' sugar at a time until all ingredients are incorporated.