The Donvier Ice Cream Maker is a manual, hand-cranked appliance that makes ice cream, sorbet, frozen yogurt, and sherbet in 15 to 20 minutes without using electricity, ice, or rock salt!! Make your own Haagen Daz or Ben & Jerry's good. You control the ingredients!
How it Works: Chillfast Cylinder: The secret component is a double-walled aluminum cylinder filled with a special freezing liquid. You must freeze this cylinder overnight (at least 7 hours) at 0°F (-18°C) before each use.