Pineapple Limeade - cooking recipe

Ingredients

4 cups pineapple juice
2/3 cup fresh lime juice (about 4 limes)
3/4 cup sugar
1/2 cup rum
1 (32 ounce) bottle lime-flavored sparkling water

Preparation

Stir together first 3 ingredients and add rum.
Cover and freeze for 8 hours.
Stir in sparkling water just before serving.
Note: Thaw mixture slightly before adding sparkling water, if omitting rum.