What is the most expensive coffee in the world?

Online Answer
kopi luwakAlthough 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 US$100 per kilogram for farmed and US$1,300 per kilogram for wild-collected beans..
Related Questions 📌
It has long been rumored kopi luwak coffee is available in some Starbucks stores. Certainly Starbucks bought kopi luwak for tastings within the company, however it has never been sold in a Starbucks shop..