 That was Ken Zuckerman. He's a board member of the National Mustard Museum, and he hosts the annual Worldwide Mustard Competition. Now I'm joined by my co-host, Sarah Moulton, to answer a few of your cooking questions. Sarah is, of course, the star of Sarah's Weeknight Meals on public television. Her latest book is Home Cooking 101. Sarah, July 4th is upon us.