1  onion, sliced
1  medium-sized eggplant, sliced
2  tomatoes, sliced
1  medium-sized zucchini, sliced
4  cloves garlic chopped
1 teaspoon oregano
1 cup mozzarella cheese grated
1/4 cup Parmesan cheese
3 tablespoons oil

Preheat oven to 350 degrees. Grease an oven-proof dish.

Place slices of onion, eggplant, tomatoes and zucchini alternately in the dish, sprinkling with the spices and cheeses between layers. Drizzle oil over top.

Bake 30 to 40 minutes or until cheese is bubbling and browned and vegetables have softened.