Moussaka with Zucchini or Eggplant Recipe

Heat oil in a large skillet. Add zucchini(or eggplant) and onion; cook until tender-crisp. Remove zucchini mixture from skillet and put in a 2-quart baking dish; set aside. In same skillet, brown lamb, stirring with a spoon to break up meat. Drain off fat. In a small bowl, combine tomato sauce, garlic, salt and cinnamon; pour over lamb; mix well. Simmer 10 to 15 minutes. Spread lamb mixture evenly over zucchini mixture in baking dish. Sprinkle feta cheese and Parmesan cheese over top, covering completely. Bake in a preheated 350-degree oven 30 minutes. Serve hot.