Merle's Apple/Yam Marshmallow Bake

2 Macintosh or Pippin apples — peeled and sliced 1/3 cup chopped pecans or walnuts 1/2 cup brown sugar 2 - 17oz. cans yams — drained 1/4 cup margarine 1/2 tsp. cinnamon cups miniature marshmallows Toss apples and nuts with brown sugar and cinnamon Alternate layers of apples and yams in an 1 1/2 qt. Casserole Dot with margarine Cover and bake @ 350 degrees for 35 - 40 minutes Sprinkle marshmallows over top and broil until lightly brown (approx. 5 min.) 6-8 servings