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Peanut butter frosting on chocolate cupcakes angled shot.

Fluffy Peanut Butter Frosting

Smooth, creamy, and has a nice light peanut butter flavour! The perfect frosting for chocolate cakes, banana cakes, cupcakes, and even brownies. 

Course Dessert
Cuisine American
Keyword frosting, peanut butter
Prep Time 10 minutes
Total Time 10 minutes
Servings 24 servings
Calories 147 kcal
Author Taylor Harrison

Ingredients

  • 1 cup unsalted butter room temperature
  • 1 cup peanut butter creamy
  • 4 cups icing sugar
  • 1 tsp vanilla extract
  • tsp salt
  • 2 ½ tbsp milk

Instructions

  1. Beat 1 cup of unsalted butter on medium speed until fluffy. Beat in 1 cup of creamy peanut butter, 1/2 cup of icing sugar, 2 and 1/2 tablespoons of milk, 1 teaspoon of vanilla, and 1/8 teaspoon of salt. 

  2. Gradually beat in remaining 3 and 1/2 cups of icing sugar, beating well after each addition until smooth. Frost your confection as desired.

Recipe Notes

Frosting will keep in the refrigerator up to 1 week, or in the freezer up to 3 months. To defrost thaw in the refrigerator overnight then beat on medium speed to make it creamy and fluffy again. 

Calories based off of 1 serving out of 24.