Five Cheese Souffle

Name: Five-Cheese Souffle
Ingredients: 4 tablespoons unsalted butter, cut into small cubes, plus more for souffle dish; 1 cup plus 1 tablespoon all-purpose flour; 1 tablespoon coarse salt; 3 ⅓ cups half-and-half; 6 large egg yolks; 5 ½ ounces Emmental cheese, cut into ¼-inch cubes; 3 ½ ounces Comte cheese, cut into ¼-inch cubes; 2 ounces Scharfe Maxx cheese, cut into ¼-inch cubes; 1 ½ ounces Appenzeller cheese, cut into ¼-inch cubes; 1 ½ ounces Pleasant Ridge cheese, cut into ¼-inch cubes; 11 large egg whites; ¼ cup egg white powder