3 cups water
2 cups sugar
1 large can pineapple juice (or 2 cans crushed pineapple)
1 ½ cups orange juice (& 1 can frozen orange juice concentrate + 1 can water)
¼ cup lemon juice
3-5 ripe bananas, mashed
3 litres gingerale
(& cream if desired)

Mix water & sugar in saucepa. Bring to boil. Remove from heat. Add fruit juices & mashed banana. Freeze. To serve mix with gingerale.