Things to Eat Before You Die (Or Move)

Where would you eat if you were leaving Dallas, never to return? Observer critic Scott Reitz proposes El Ranchito for a last Tex-Mex fix and Tei-An or Teppo for great sushi, Keller's for a memorable burger and a whole host of taco options, plus barbecue and plenty of patio drinking. What did he miss? [City of Ate]