This week we recommend this delicious Onion Soup from health.com Ingredients (4 servings) 1 tablespoon unsalted butter 1 tablespoon olive oil 3 large thinly sliced Spanish onions 1/4 teaspoon kosher salt 1 teaspoon sugar 1 tablespoon flour 1/3 cup dry sherry 6 cups reduced-sodium chicken stock 1/4 teaspoon freshly ground black pepper 2 teaspoons reduced-sodium soy sauce 4–8 (3/4-inch) slices French baguette 4 ounces Gruyère cheese, sliced Preparation Preheat oven to 400°. Heat butter and olive oil in a heavy skillet over medium-high heat. Add onions and salt. Cover; cook 5 minutes. Uncover; add sugar. Cook, stirring frequently, 25 minutes or until onions are golden. Add flour, and reduce heat…