Active Time

　　10 min

　　Total Time

　　50 min

Ingredients

　　2 cups coarsely chopped cantaloupe (from 1/2 melon, seeded)

　　1/4 cup sugar, or to taste

　　1/2 tablespoon fresh lemon juice, or to taste

　　1 cup ice cubes

　　Purée all ingredients in a blender until smooth, then pour into a 13- by 9-inch metal pan and freeze until mixture becomes a firm slush, at least 40 minutes. Scrape with a fork and serve in chilled glasses.