The last stop on our recent Brazos & Beyond BBQ Tour was RibShack BBQ in Granbury. We had gotten several emails from readers urging us to visit the joint following several of our tour stories in The Dallas Morning News. Posse member Marshal Cooper observed, “The RibShack appeared to be a great BBQ haven from the outside, especially seeing a huge pit outside the front door.” The food we sampled was as good as the hospitality, We were greeted like old friends by Barbara Watts, who’s a dead ringer for Sarah Palin when she puts her glasses on. We visited…