Reuben Soup - With greens

1/2 cup beef broth 1/2 cup chicken broth 1/4 cup celery , chopped 1/4 cup onion , chopped 1/4 cup green bell pepper , chopped 1 tablespoon cornstarch ,[...]

1 -3 lb corned beef brisket (cooked) 2 cups sauerkraut 2 cups cabbage 4 -6 cups beef stock 1 onion 2 garlic cloves 2 tablespoons Dijon mustard 2 tablespoons[...]

2 tablespoons butter or 2 tablespoons margarine 1/2 cup chopped yellow onion 1 tablespoon all-purpose flour 4 cups beef stock or 4 cups broth 1 cup sauerkraut[...]