Texas BBQ Posse member Guy Reynolds writes and shares photos from a recent trip to Casstevens Cash & Carry in Lillian. The joint has received four stars from Daniel Vaughn on his Full Custom Gospel BBQ blog and received a 4.5 rating from Texas Monthly. Here’s Guy’s dispatch from Lillian: My mother and I have been waiting for Off The Bone to open its new location, walking distance from where she lives in Mansfield, but it’s been months since the announcement and little progress has happened. So the last time I was over that way we decided to make the…