Kopi Luwak has given way to intensive farming methods in which civets in battery cage systems are force-fed the cherries. This method of production has raised ethical concerns about the treatment of civets due to "horrific conditions" including isolation, poor diet, small cages and a high mortality rate. Although kopi luwak is a form of processing rather than a variety of coffee, it has been called one of the most expensive coffees in the world, with retail prices reaching / per kilogram. Kopi luwak is produced mainly on the islands of Sumatra, Java, Bali and Sulawesi in the Indonesian Archipelago. It is
White coffee milk, corn syrup derivatives, soy, or nut products. Sweeteners used include cane sugar or artificial ingredients. White coffee should be distinguished from café au lait, in that white coffee uses chilled or room-temperature milk or other whitener, while café au lait uses heated or steamed milk. In Indonesia, the term white coffee or "kopi putih" refers to coffee beans which are roasted less than regular coffee beans. The shorter and lower heat roasting yields lighter-colored coffee beans, called "biji kopi putih" or white coffee beans. The white coffee beans are harder and different in taste than regular coffee beans. White