Potluck Cordon Bleu Casserole

Directions

1. In a large bowl, combine the turkey, ham and cheese; set aside. In a large saucepan, saute onion in butter until tender. Add flour; stir until blended. Gradually add cream, stirring constantly. Bring to a boil; cook and stir for 1-2 minutes or until thickened. Stir in the dill, mustard and nutmeg. Remove from the heat and pour over meat mixture.
2. Spoon into a greased 13x9-in. baking dish. In a small bowl, combine the bread crumbs, butter and dill. Stir in cheese and walnuts. Sprinkle over casserole.
3. Bake, uncovered, at 350° for 30 minutes or until heated through.