In large kettle combine broth, chicken, milk, carrot, celery, green pepper, onion, garlic, marjoram and salt and pepper. Cook over medium heat until vegetables are crisp-tender. Add noodles and cook until almost done.
In a cup, whisk together milk and flour. Stir into soup mixture and boil gently for 3 minutes. Stir in butter, heat through, and serve.
Servings: 8