Charlie Cassio has cooked in kitchens throughout Europe, including Germany, France, Belgium, and Spain. He has worked as a personal chef and has been head chef for numerous restaurants. Charlie has taught natural-food cooking seminars in seven European countries as well as in the United States to individuals, restaurants, and health professionals. He has developed natural health food products and recipes and has taught courses on cooking with raw foods. Charlie was the head chef and kitchen manager for Esalen Institute, in Big Sur, California from 1998 through 2004 and continues to work for Esalen as a consultant and teacher.