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Easy Marshmallow Frosting Recipe

Easy Marshmallow Frosting

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Quick and easy marshmallow frosting recipe made with 4 simple ingredients: Butter, sugar, marshmallow fluff, Vanilla. It's rich, smooth, creamy, fluffy! 
Course Dessert
Cuisine American
Prep Time 10 mins
Total Time 10 mins
Servings 6 cups
Calories 771
Author CakeWhiz


  • 1 cup Butter Unsalted, Room temperature
  • 1 tsp Vanilla extract
  • 3 cups Powdered sugar
  • 1 jar Marshmallow fluff 13 oz jar


  • Add butter and vanilla extract in a mixing bowl and mix until smooth. 
  • Add powdered sugar (1 cup at a time) and mix until creamy. 
  • Add marshmallow fluff until smooth and fluffy.  
  • Chill for 30 minutes to make frosting easier to pipe (optional) and frost your cupcakes with Tip 1M. Enjoy!



  • Read all my tips above.
  • Leftovers can be stored in a sealed container in the fridge for up 1 week. 


Calories: 771kcal | Carbohydrates: 129g | Fat: 30g | Saturated Fat: 19g | Cholesterol: 81mg | Sodium: 272mg | Potassium: 9mg | Sugar: 119g | Vitamin A: 945IU | Calcium: 9mg | Iron: 0.1mg