1. Wash and slice vegetables. Place zucchini, onion, water, margarine, and pepper in a frying pan. Cover and cook over medium heat for one minute.
2. Remove cover and cook until crisp-tender, about 10 minutes.
3. Turn with large spoon to cook evenly.
4. Sprinkle with cheese; toss lightly.
5. Serve at once.
Michigan State University Cooperative Extension Service, Eating Right is Basic