Peanut Butter Buttercream | America's Test Kitchen

Peanut Butter Buttercream | America's Test Kitchen

www.americastestkitchen.com

To get the creamiest, most satiny texture for this buttercream, we heated egg whites and sugar together and then whipped the warm mixture into a smooth meringue before adding the butter. Creamy...

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Ingredients

  • 1 cup (7 ounces/198 grams) sugar
  • 5 large egg whites
  • 1/8 teaspoon salt
  • 28 tablespoons (3 1/2 sticks) unsalted butter, cut into 28 pieces and softened
  • 1 cup creamy peanut butter
  • 1 1/4 teaspoons vanilla extract

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