6 cups cubed, seeded watermelon
1/3 cup Simple Syrup, recipe follows
1 (12-ounce) can frozen lemonade concentrate, thawed
2 cups unsweetened pineapple juice
Crushed ice
Recipe
Combine watermelon and Simple Syrup in container of an electric blender; process until smooth. Push mixture through a fine-mesh strainer, discarding solids.
Return watermelon syrup to blender. Add lemonade concentrate and pineapple juice and blend well. Serve over crushed ice.
Simple Syrup:
1 cup water
1/2 cup sugar
In a small saucepan, combine water and sugar; cook over low heat until sugar dissolves. Bring to a boil; reduce heat and simmer 1 minute. Remove from heat; cool.