2 (6 oz.) pkgs. strawberry Jello
6 bananas, mashed
2 (10 oz.) pkgs. frozen strawberries, thawed and mashed
1 can crushed pineapple, drained
3 c. hot water
1 pt. sour cream or vanilla yogurt

Melt Jello in 3 cups water; add strawberries, bananas and pineapple. Put one half of mixture in 9 x 12 inch pan and freeze for 45 minutes. Take out and spread sour cream or yogurt over top. Spoon remaining Jello mixture over sour cream or yogurt. Chill until firm.