Dissolve 2 (3 oz.) packages strawberry flavored gelatin in 2 cups boiling water. Add 2 (10 oz.) packages frozen strawberries; stir occasionally until thawed. Add 1 (13 1/2 oz.) can crushed pineapple and 2 large ripe bananas, finely diced.

Pour half into 8"x8"x2" pan. Chill firm. Spread evenly with 1 cup dairy sour cream. Pour remaining gelatin on top. Chill firm. Cut in 9 squares. Top with sour cream dollops.