2 c. water
2 c. sugar
2 (6 oz.) cans frozen limeade concentrate
2 (6 oz.) cans frozen lemonade concentrate
1 (6 oz.) can frozen lemon juice
1 fifth rum
6 c. water
Fresh mint for garnish (optional)

Combine water and sugar. Heat 10 minutes to make a syrup. Mix all ingredients and freeze overnight.