(1-5-2017) With Chef/Author Bill Jones. Topic: Truffles and Mushrooms – how to buy and use them. Truffle flavored items are on many restaurant menus; truffle oil and other products are now big sellers. But, what are we really eating and buying? We learn the good, bad and truth about truffles and other mushrooms. His book is The Deerholme Mushroom Book: From Foraging to Feasting. He is a chef and farmer in the Cowichan Valley, British Columbia.