Los Angeles-based celebrity chef Bryan Au specializes in eco-friendly, vegan cuisine. Au says veganism is now a “secret of the past,” with many celebrities, from Oprah to Mike Tyson, all eating their healthiest. Now his book, Raw Food in Ten Minutes, is helping to teach everyone to eat healthy and green. Los Angeles-based celebrity chef Bryan Au specializes in eco-friendly, vegan cuisine. Au says veganism is now a “secret of the past,” with many celebrities, from Oprah to Mike Tyson, all eating their healthiest. Now his book, Raw Food in Ten Minutes, is helping to teach everyone to eat healthy and green.