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oatmeal biscoff cake recipe. www.cakebycourtney.com

Biscoff Buttercream Frosting

5 from 2 votes
The best Biscoff buttercream frosting for cake.
Cook Time 15 mins
Total Time 15 mins


  • Stand mixer


  • 1 1/2 cups (339 g) unsalted butter, slightly chilled
  • 1 cup (250 g) Biscoff spread
  • 1 teaspoon (4.2 g) vanilla extract
  • 5 cups (625 g) powdered sugar, sifted
  • 1/4 cup (57.5 g) heavy whipping cream
  • pinch of salt


  • In a stand mixer fitted with a paddle attachment, beat the butter and Biscoff spread on medium-high speed for about two minutes.
  • With the mixer on low speed, slowly add the sifted powdered sugar until incorporated. Scrape down the sides of the bowl and continue to mix for another minute.
  • Add the vanilla, cream ,and salt and increase the speed to medium-high and beat the frosting for 3 to 5 minutes, until light in color and texture.