Cook sausage in a large Dutch oven until browned; remove from pan with a slotted spoon, and set aside.
Add onion, celery, 3/4 cup green pepper, garlic, and butter to pan; saute over medium-high heat until tender. Add salt and next 6 ingredients, stirring well; cook 2 minutes, stirring occasionally. Stir in tomato; cook over medium heat 10 minutes, stirring occasionally. Add broth; bring to a boil. Add remaining 3/4 cup green pepper, sausage, chicken, rice, and green onions; stir well. Bring to a boil; cover, reduce heat, and simmer 20 minutes or until rice is tender.
Light and Luscious