Cornmeal Waffles with Balsamic Strawberry Sauce

Name: Cornmeal Waffles with Balsamic Strawberry Sauce
Ingredients: Sauce:; 1/2 cup balsamic vinegar; 3 cups fresh strawberries, hulled and quartered; 3 tablespoons packed brown sugar; 1/4 teaspoon kosher salt; Waffles:; 3/4 cup all-purpose flour; 1/4 cup 2 tablespoons yellow cornmeal; 1/4 cup packed brown sugar; 1 teaspoon baking powder; 1/4 teaspoon baking soda; 1 cup sour cream; 6 tablespoons unsalted butter, melted; 2 large eggs, separated