1 ripe medium banana, cut up
2 c. unsweetened pineapple juice
1/2 c. sugar
1 (6 oz.) can frozen orange juice concentrate
1 1/2 c. water
1 tbsp. lemon juice
3 c. ginger ale
Fresh raspberries (optional)

In a blender mix banana, pineapple juice, sugar and orange juice. Cover and blend until smooth. Stir in water and lemon juice. Freeze for 6 hours. Spoon in serving container and pour ginger ale. Garnish with raspberries.