1Heat oven to 350°F. Spray 3-quart casserole with cooking spray.
2In large bowl, mix turkey, vegetables, cooked wild rice, uncooked brown rice, salt and thyme. Stir in heated broth and Alfredo sauce. Pour into casserole. In small bowl, mix bread crumbs, walnuts and butter; sprinkle over turkey mixture.
3Bake uncovered about 45 minutes or until hot.