I've been listening to a barista coffee class last year and still can't forget the coffee that was served in the course that day. The coffee that was a little bitter at first but was so clean in the background was never a cup of coffee before. It was speciality coffee. Since that day, I've been interested in speciality coffee, which is a bit of a joke. The main thing about the book is the speciality coffee industry. In the beginning of the book, we are introducing three people who are crinkling