03/18/2010 05:12 am ET Updated May 25, 2011

Sam Kass: The White House Chef Digs All Things Locavore

Still, proponents of sustainable farming and locally grown, organic foods are cheering Mr. Kass on. Dan Barber, the chef at Blue Hill in Greenwich Village, said Mrs. Obama and Mr. Kass were helping Americans "think about food in a different way."

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