Chef Jason Hill shows how to make French Onion Soup in this episode of “Chef Tips.” This French Onion Soup recipe is classic comfort food, made with sweet onions, a rich beef broth and fresh herbs like rosemary and thyme. Also known as Onion Soup Gratinee, this classic soup recipe is topped with homemade croutons and a blend of parmesan and baby Swiss cheese for the ultimate winter meal.