A puree of tomatoes, cucumber, bell pepper, and onion, with other vegetables / herbs / flavorings / juices as you like them, sealed in a container with a chunk of dry ice until (a) cold and (b) carbonated. 'Light, summery, and refreshing' just got a kick in the pants.-- eritain, Jun 05 2003 'Light, summery and refreshing' just got frozen solid because it was sealed in a container of dry ice (-100 F).-- Cedar Park, Jun 06 2003 halfbakery