Fiber Veggie Lasagna

Name: Fiber Veggie Lasagna
Cuisine: Italian, European, Mediterranean
Ingredients: 5 spray(s) cooking spray, divided;  1 medium eggplant(s), trimmed,;  2 large uncooked zucchini,;  1 large egg(s), beaten;  3/4 pound(s) part-skim ricotta; cheese;  1/4 cup(s) basil, fresh, cut into thin;  1/2 cup(s) grated Parmesan; cheese, high-quality;  4 cup(s) store bought marinara sauce;  1/2 pound(s) shredded part-skim mozzarella cheese