1 (20 oz.) can pineapple slices
2 (17 oz.) cans yams, drained
1/4 c. flour
3 tbsp. brown sugar
3 tbsp. butter
1/8 tsp. salt
1/2 tsp. cinnamon
1/4 c. chopped nuts
1 c. mini marshmallows

Drain pineapple, reserve 1/4 cup syrup. Line sides of baking dish (2 quart) with pineapple, overlap slightly. Arrange yams in center. Pour syrup over yams. Combine all dry ingredients. Cut in butter until mixture resembles coarse crumbs. Stir in nuts. Sprinkle over yams. Bake 25 minutes at 350 degrees. Add marshmallows and broil until lightly brown.