Chop cabbage and spread onto bottom of prepared pan.
Brown meat and onions in skillet until no longer pink; drain.
Stir in rice, salt and pepper. Add tomatoes, soup and water. Simmer over low heat for 15 minutes.
Spoon mixture over cabbage and spread evenly. Sprinkle with cheese; cover tightly with foil. Bake approximately 1 1/2 hours.