Swiss-Meringue Buttercream Frosting Recipe | Say Mmm

Ingredients

• 16 large egg whites (30g each–total 450g, or 2 cups)
• 4 cups granulated sugar (800g)
• 5 cups (2.5 lbs, 10 sticks) of unsalted butter, softened but cool, cut into cubes
• 30 ml (2 tablespoons) pure vanilla extract
• 1/4 tsp salt