Lockhart Smokehouse, Dallas, Texas. (Photo ©Daniel Gonclaves/Fotobia.com) 1. Pecan Lodge, without a doubt, is the best joint in DFW. We already knew this, but it was reinforced as we toured the 7 area places that made Texas Monthly’s new Top 50 list. There isn’t a weak spot in pitmaster Justin Fourton’s smoked meat lineup. 2. Bartley’s BBQ in Grapevine and Cousin’s Barbecue in Fort Worth don’t belong among the Top 50, for food or atmosphere. 3. Call ahead to Meshack’s to make sure it’s open. We didn’t and we paid the price when the place was closed. We wound up eating…