I must say, “out of gas” wasn’t on my bingo card. Or my sister’s, I’m certain. Yet there we were returning from a family visit in Charlotte, N.C., to see her two daughters (a.k.a., my Tar Heel State nieces) and their families. For me, it was a long overdue trip since I had never seen their homes. Honestly, it’s been about 40 years since my last trip to this area. Long story, but let’s just say it involved an unforgettable tour of a livermush factory in Mint Hill. I can still recall the sight of pan-fried pig parts gracing my breakfast plate. Anyway, this time we packed in pork-free fun over…