The Smoked Meat Bloody Mary at Lockhart Smokehouse, a true Texas BBQ bar classic. (Photo ©Lockhart Smokehouse) There are times when you need more than Big Red or Lone Star with barbecue. We were reminded of that fact of smoked meat life on our recent tour of Houston joints. One stop was Pinkerton’s Barbecue, which has a full bar off its main dining area. Our favorite barbecue bar remains Lamberts in downtown Austin. But, with Pinkerton's, there’s now a new challenger. Bars in barbecue places are somewhat rare in Texas. A lot of joints just offer soft drinks and beer.…