Fluffy Marshmallow Italian Meringue Frosting
Desserts

Fluffy Marshmallow Italian Meringue Frosting

ML
By Marie Lefebvre · Updated October 10, 2026

A cloud-like, glossy frosting that pipes and spreads like a dream. Made with a hot sugar syrup folded into stiff egg whites, this Italian meringue frosting delivers the irresistible texture of toasted marshmallow.

Prep⏱️ 25 min
Servings👥 1 servings
Difficulty📊 Medium
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🛒 Ingredients

1 servings

1
  • 3 large egg whites, at room temperature
  • 2 cups (400 g) granulated sugar
  • 1 cup (240 ml) water
  • 1 pinch of salt
  • A few drops of vanilla extract (optional)

Directions

  1. 1

    Combine sugar and water in a saucepan. Bring to a boil over medium heat without stirring and cook until the syrup thickens to a soft-ball stage (about 121 °C / 250 °F).

  2. 2

    While the syrup heats, beat egg whites with a pinch of salt in a clean, grease-free bowl until stiff, glossy peaks form.

  3. 3

    With the mixer running at high speed, carefully pour the hot syrup in a slow, steady stream over the beaten egg whites.

  4. 4

    Continue beating at maximum speed for at least 15 minutes until the frosting is thick, shiny, and slightly cooled.

  5. 5

    Stir in vanilla extract or a tablespoon of cocoa powder for a chocolate variation. Use immediately to frost cakes or cupcakes.

💡 Chef's Tip

Your bowl and beaters must be completely grease-free for the meringue to reach full volume. Spread or pipe the frosting right after making it — it sets quickly and looks best when freshly applied.