1 lb. frozen cranberries, crushed
1 1/2 c. sugar
1 lb. miniature marshmallows
1 c. crushed pineapple, reserve juice
1 qt. Cool Whip

Thaw cranberries. Add sugar and let stand 10 minutes. Add remaining ingredients and mix together. Spread in 9 x 13 inch pan. Freeze 12 hours. Serves 10-12. Keeps frozen for some time if covered.