Fruit Punch Slush
["6 ripe bananas", "1 (6 oz.) can frozen lemonade concentrate, thawed and undiluted", "1 (12 oz.) can frozen orange juice concentrate, thawed and undiluted", "1 (46 oz.) can pineapple juice", "orange slices", "3 c. water", "2 c. sugar", "2 (64 oz.) bottles lemon-lime carbonated beverage, chilled"]
["Combine bananas and frozen fruit juices in blender; blend until smooth.", "Combine banana mixture, pineapple juice, water and sugar in large mixing bowl; mix well.", "Pour into plastic freezer containers or molds and freeze.", "To serve, thaw until mushy and add carbonated beverage.", "Garnish with orange slices.", "Yields 6 quarts."]
["bananas", "frozen lemonade concentrate", "orange juice concentrate", "pineapple juice", "orange slices", "water", "sugar", "lemon-lime"]