2 lg. pkg. banana-strawberry Jello
1 1/4 c. boiling water
3 med. bananas, mashed (may use 2 jars banana baby food)
1 sm. can crushed pineapple
1 (16 oz.) pkg. frozen strawberries
1 pt. sour cream

Dissolve Jello in hot water. Add mashed bananas, crushed pineapple and thawed strawberries. Mix. Put 1/2 mixture in a 13 x 9 x 2 inch pan. Solidify for 30 minutes. Spread sour cream evenly over Jello mix. Pour remaining Jello mixture over sour cream layer. "Set" overnight. Cut in squares. Serve on lettuce.