Rum Slush

Ingredients

• • 2 cups (500 ml) unsweetened pineapple juice
  • 2 cups (500 ml) grapefruit juice
  • 341 ml orange juice concentrate, thawed
  • 341 ml lemonade concentrate, thawed
  • 341 ml mango punch concentrate, thawed
  • 1/2 cup (125 ml) sugar
  • 2 cups (500 ml) dark rum
  • Carbonated water
  • Tonic water, cold