Vanilla Cupcakes with Caramel and Toasted Marshmallow Frosting - Cupcake Fanatic

Ingredients

• 1 1/4 cup all purpose flour
• 1 teaspoon baking powder
• 1 teaspoon baking soda
• 1/2 teaspoon salt
• 1 stick unsalted butter, room temperature
• 1 cup sugar
• 2 large eggs, room temperature
• 1/2 cup milk, room temperature
• 1 teaspoon vanilla extract
• 1/2 cup salted caramel (recipe below)
• 1 1/4 cups sugar
• 3 large egg whites
• 1 tablespoon water