Mein Gott im Himmel, Texans don’t just go grocery shopping – they saddle up like it’s a cattle drive. Back in Bavaria, I walked into Aldi, grabbed meine Wurst und Brezn, paid the grumpy cashier who scanned faster than a machine gun, and boom – home in zehn Minuten. Here in Texas? A trip to the supermarket looks more like expedition nach Mount Everest mit shopping cart. The Texas-Sized Supermarket Rodeo First time I stepped into a Texas H-E-B, I…