Description
Fluffy Marshmallow Buttercream is a light, creamy, and silky frosting that transforms simple desserts into bakery-style treats. This easy recipe creates perfectly smooth swirls with a rich marshmallow flavor and soft buttery texture that works beautifully for cakes, cupcakes, brownies, cookies, and dessert fillings. Whether you need quick dessert ideas, easy baking recipes, birthday cake frosting, or cupcake decorating inspiration, this fluffy marshmallow buttercream delivers a delicious and visually stunning finish every time. Its airy consistency makes piping effortless while still holding decorative shapes beautifully. The combination of marshmallow creme, whipped butter, and vanilla creates a frosting that feels light without sacrificing flavor. Perfect for easy dessert recipes, party desserts, holiday baking, and homemade cake decorating projects.
Ingredients
1 cup unsalted butter softened
7 ounces marshmallow creme
4 cups powdered sugar sifted
2 teaspoons pure vanilla extract
2 tablespoons heavy cream
1/4 teaspoon salt
Instructions
1. Place the softened butter into a large mixing bowl and beat for 3–5 minutes until pale, creamy, and fluffy.
2. Add the marshmallow creme and continue mixing until smooth and fully combined.
3. Slowly add the sifted powdered sugar one cup at a time while mixing on low speed.
4. Add the vanilla extract and salt.
5. Pour in the heavy cream gradually until the frosting reaches the desired consistency.
6. Increase the mixer speed to medium-high and whip for another 3–5 minutes until light and airy.
7. Taste the frosting and adjust sweetness or consistency if necessary.
8. Transfer the buttercream into piping bags or spread directly onto cooled cakes and cupcakes.
9. Decorate with sprinkles, marshmallows, chocolate shavings, or graham cracker crumbs if desired.
Notes
Always use softened butter instead of melted butter for the fluffiest texture.
Sift powdered sugar before mixing to create a silky smooth buttercream.
Refrigerate the frosting briefly before piping if your kitchen is warm.
Nutrition
- Serving Size: 2 tablespoons
- Calories: 240
- Sugar: 32g
- Sodium: 85mg
- Fat: 12g
- Saturated Fat: 7g
- Unsaturated Fat: 4g
- Trans Fat: 0g
- Carbohydrates: 34g
- Fiber: 0g
- Protein: 1g
- Cholesterol: 30mg
Keywords: fluffy marshmallow buttercream, easy frosting recipe, cupcake frosting, cake frosting, marshmallow frosting, homemade buttercream, dessert frosting, easy dessert recipe