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+ servings
Three layered vanilla cake with purple frosting on a cutting board.

Lavender Buttercream

Homemade Lavender Buttercream cake frosting made with culinary lavender, vanilla, and blueberry juice.
Course Dessert
Cuisine American
Prep Time 10 minutes
Servings 10 servings
Author Jenn


  • 2 tsp Dried Culinary Lavender blended into powder with granulated sugar
  • 2 Tbsp Granulated Sugar
  • 1 cup Unsalted Butter room temp or lightly softened
  • 4 cups Powdered Sugar
  • 1 Tbsp Vanilla Extract
  • 1 tsp Kosher Salt
  • 2-3 Tbsp Blueberry Juice


  • In a food processor combine the 2 Tbsp of Granulated Sugar with the 2 tsp of dried Lavender buds. Pulse until a fine powder is formed. Set aside.
  • Place softened butter, salt, and vanilla in bowl of stand mixer.
  • With whisk attachment, beat the butter until light and fluffy.
  • Add 1 Tbsp of blueberry juice and the lavender sugar mixture.
  • Add Powdered Sugar a half cup at a time while whipping at medium speed.
  • Continue to add powdered sugar.
  • Pour small amounts of berry juice mixing slowly to create the desired shade of purple. 
  • Buttercream should be thick yet easy to spread. If its to thin add more powdered sugar. Too thick, add more berry juice!