Preheat oven to 350 degrees F. Cook macaroni until al dente, being careful not to overcook. Drain and rinse under cold water. Coat an 8-inch square baking pan or casserole dish with non-stick cooking spray.
In a large non-stick skillet, cook turkey, onion and garlic until meat is browned. Drain off fat. Stir in macaroni, tomato sauce, thyme, cinnamon, salt and pepper. Spoon into casserole dish and top with cheese. Bake 30 minutes.