1 family size pkg. orange gelatin
2 c. boiling water
1 pkg. frozen strawberries
1 mashed banana
1 sm. can crushed pineapple and juice
1/2 pt. sour cream

Mix all ingredients except sour cream. Pour 1/2 of mixture in 8 inch square pan. Allow to become firm. Spread with sour cream, then spread carefully with last of Jello mixture which has become partly jelled. Cut in squares and serve on lettuce.