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Perfect Swiss Meringue Buttercream

A light, fluffy, and creamy frosting that elevates any dessert to gourmet status, perfect for cakes, cupcakes, and cookies.
Prep Time 30 minutes
Total Time 30 minutes
Course Dessert, Frosting
Cuisine American
Servings 12 servings
Calories 180 kcal

Ingredients
  

Main Ingredients

  • 4 large large egg whites Make sure they are fresh.
  • 1 cup granulated sugar
  • 1 cup unsalted butter (softened, cut into cubes) Should be at room temperature.
  • 1 teaspoon pure vanilla extract
  • a pinch salt

Instructions
 

Preparation

  • Gather your mixing bowl, whisk, a saucepan, and a reliable thermometer. Ensure your bowl is clean and free from grease for the best results.
  • In a heatproof bowl, combine egg whites and granulated sugar. Place the bowl over a saucepan filled with simmering water (double boiler method). Whisk continuously until the mixture reaches 160°F (71°C) on a thermometer.
  • Once heated, remove the bowl from the saucepan and start whipping the egg white mixture with a hand or stand mixer. Continue whipping until stiff peaks form and the bowl feels cool to the touch (about 7-10 minutes).
  • Gradually add softened butter, a cube at a time, while mixing on medium speed. It may look curdled at first, but keep mixing—soon, it will transform into a smooth, glossy frosting.
  • Mix in the vanilla extract and a pinch of salt. Add color or different flavors if desired.
  • Use your wonderfully fluffy frosting on cakes, cupcakes, or brownies.

Notes

Store in an airtight container in the refrigerator for up to one week. Freeze in a freezer-safe container for up to two months. To reheat, bring to room temperature and re-whip gently.
Keyword Baking, buttercream, Dessert Topping, frosting, Swiss Meringue Buttercream