Ratatouille with bay

1 medium onion , chopped 2 medium bell peppers , cut in strips or cubed 2 small zucchini or 2 small summer squash, small, cubed 1 small eggplant , cubed 4 -6[...]

1/4 cup olive oil 1 medium eggplant , peeled and cut into 1-inch cubes (1 lb) 1 lb zucchini , cut into 1-inch cubes 2 tablespoons olive oil 1 1/2 cups onions[...]