Ina Garten is a beloved chef in part because she seems like one of us – she has no formal training and she taught herself how to make a great meal by experimenting with cookbooks. In this week’s “Sunday Sitdown,” Willie Geist travels to the Hamptons for lunch with the television host and bestselling author to talk about her life before “The Barefoot Contessa,” her down-to-earth approach in the kitchen, and the release of her 11th cookbook “Cook Like a Pro.”