Bok Choy and Rice Noodle Soup with Turkey Meatballs

Name: Bok Choy and Rice Noodle Soup with Turkey Meatballs
Ingredients: 1/2 pound thin rice noodles; 6 ounces low-fat firm tofu; 1/2 pound ground turkey; 3 tablespoons finely chopped water chestnuts; 2 scallions, finely chopped; 1 tablespoon minced fresh ginger; 1/3 cup plus 1/2 cup chopped cilantro; 2 tablespoons low-sodium soy sauce; Salt and freshly ground white pepper; 2 tablespoons canola oil; 2 shallots, thinly sliced; 7 cups chicken stock; 1 small red chile, minced; 2 teaspoons fresh lime juice; 1 teaspoon sugar; 1 pound baby bok choy, sliced crosswise into 1/4-inch strips; 1 tomato, cut into 1/2-inch dice