12 cherries or small strawberries
12 blueberries
2 12-ounce cans frozen lemonade, reconstituted, thawed
1 32-ounce bottle sugar-free lemon-lime soda
Ice cube tray
Large punch bowl
Ladle
12 tall clear glasses

Put a cherry or strawberry and a blueberry into each ice cube compartment.

Pour one can lemonade into the ice cube tray over the fruit. Freeze until firm. Combine second can of lemonade with soda in punch bowl. Serve lemonade ice cube with each drink in glasses.

Variation: Instead of putting fruit into ice cubes, tint ice cubes red and blue using food coloring.