Washington Post food critic Tom Sietsema travels the country sampling the latest dishes. He gives host Michel Martin a slice of what's in and what's out in the food world, including some unusual experiments "ear to tail" cooking. MICHEL MARTIN, HOST: Now, it's time to open up the pages of the Washington Post Magazine. That's something we do just about every week for interesting stories about the way we live now. The Washington Post Spring Dining Guide came out this weekend, but even if you don't live in or visit Washington, D.C., we thought food critic Tom Sietsema is a good person to talk about the dining trends you will probably be seeing ...