Add as much ice to the water as you can, but not so much that it prevents the entire beverage container from being submerged into the water. A 50/50 mix of ice and water is a good rule of thumb.
[header] How to chill a drink quickly [title] Fill a thick glass bowl with water and ice. [step] The thicker and more insulated the bowl, the better. It should be able to trap the cold water and ice mixture.