Cut a ripe papaya into quarters, scoop out and discard seeds, and with a sharp knife remove the skin.
Roughly cube and drop into an electric blender.
Add the juice of a lime, a table spoon of sugar, 2 or 3 ice cubes and a little soda water.
Blend until smooth and serve right away.
Recipe excerpted from Encyclopedia of Asian Food by Charmaine Solomon (Periplus Editions, 1998)