The end of season six is very near, and in one week, the judges will crown a new Top Chef. On last night's episode the final four were put to the test in Napa, where they had to create dishes using grapes and local in-season ingredients. Mr. NapaStyle, Michael Chiarello, was the guest judge. Were you watching? Find out how well you paid attention when you take my quiz!

Photo courtesy of Bravo