Blackberry Lemon Waffles
INGREDIENTS: 2 large egg whites 4 tablespoons granulated sugar, divided 2 1/2 cups all-purpose flour 3 teaspoons baking powder 1/2 teaspoon baking soda 1/2 teaspoon kosher salt 4 tablespoons unsalted butter, melted 1 3/4 cups buttermilk 1/4 cup blackberry lemon jam INSTRUCTIONS: Preheat waffle iron. In a small bowl using a hand mixer or in the bowl of a stand mixer with the whisk attachment, beat egg whites and 2 tablespoons of sugar until …