Ingredients

The following ingredients have 4 Servings
  • 1 cup granulated sugar ((200 grams))
  • ¼ cup water ((60 ml))
  • 4 large egg whites
  • 2 cups unsalted butter (, at room temperature (1 pound, 450 grams))
  • 1 teaspoon vanilla extract

Instruction

  • Combine the water and sugar in a saucepan over medium heat. Bring the mixture to a boil, stirring occasionally. Once it boils, stop stirring and insert a candy thermometer.
  • Meanwhile, whip the egg whites in the bowl of a stand mixture to soft peaks. When the sugar is at 238°F, add it to the egg whites in a slow steady stream with the mixer on medium speed.
  • Increase the speed to high and beat until cooled to room temperature.
  • Add the butter a few tablespoons at a time, while continuing to mix on medium high speed. Add the vanilla. Increase the speed to high and beat until smooth.