Mousseline Buttercream Frosting Recipe – Swans Down®

Mousseline Buttercream Frosting Recipe – Swans Down®

swansdown.com

Mousseline Buttercream frosting is made with egg whites for a bright white hue, but is easy to tint to suit your favorite cake recipes.

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Ingredients

  • 1 cup sugar
  • 1/4 cup (2 fluid ounces) water
  • 5 large (5 fluid ounces) egg whites, room temperature
  • 1/2 teaspoon cream of tartar
  • 4 sticks (2 cups) unsalted butter, room temperature
  • Optional additions:
  • Vanilla or other flavored extract, to taste
  • 3 fluid ounces bourbon* (or any spirits or flavored liqueur)
  • Food coloring

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