Zucchini Vegetable Dish

• 1 large onion
• 2 green peppers
• Saute in butter until tender.
• 2 medium zucchini, cubed
• 2 green tomatoes
• Cook until tender.
• 4 peeled red tomatoes
• Right before serving, add red tomatoes and cook just until heated through.
• parmesan cheese
• Sprinkle on top right before serving.