Escarole and Orzo Soup with Turkey Parmesan Meatballs

Name: Escarole and Orzo Soup with Turkey Parmesan Meatballs
Ingredients: 1 large egg; 2 tablespoons water; 1/4 cup plain dried breadcrumbs; 12 ounces lean ground turkey; 1/4 cup freshly grated Parmesan cheese; 2 tablespoons chopped fresh Italian parsley; 2 garlic cloves, minced; 3/4 teaspoon salt; 1/4 teaspoon ground black pepper; 8 cups (or more) low-salt chicken broth; 1 cup chopped peeled carrots; 3/4 cup orzo (rice-shaped pasta); 4 cups coarsely chopped escarole (about 1/2 medium head)