Melt butter in skillet, sauté onion and garlic until tender. Cut zucchini
into 1/2-inch slices. Peel eggplant and cut into 1/2-inch slices. Dredge
zucchini and eggplant in flour. Add to onion skillet mixture with green
peppers and simmer covered for 30 minutes. Add tomatoes, salt, oregano and
pepper and cook 15 minutes longer.
Serves 6.