What are you eating? No, what are you really eating? Steve Ettlinger decided to explore the truth behind the ingredients label for his latest book “Twinkie, Deconstructed: My Journey to Discover How the Ingredients Found in Processed Foods Are Grown, Mined (Yes Mined), and Manipulated into What America Eats” (Hudson Street Press, 2007). We’ll talk with Ettlinger this hour about what he learned.