In the digestive system of the animal, Luwak, coffee is processed. The Luwak lives deep in the jungles of Sumatra. Once the Luwak poo out the coffee, it is hand processed to its final state. The processed coffee is priced at $1,000 per kilogram.
Surprisingly, many people have found this coffee very good, thus, drinking it for many years.
The Animal Coffee website describes the process, “Kopi luwak is produced in the stomach of an animal, which limits the supply and adds to the air of mystery surrounding this most unusual beverage.”