2. Stir in stock, cabbage, tomatoes and beans. Bring to a boil on medium heat; reduce heat to medium-low. Simmer, uncovered, 15 minutes. Stir in arugula and spinach. Cook 2 minutes.
3. Divide soup evenly between 6 bowls and serve.
Nutritional information per serving: Calories 518; Total Fat 17g; Saturated Fat 4g;