Hot off the grill and sliced, Wagyu ribeye steak, top row, and Black Angus ribeye steak from Texas Beefhouse in Whitehouse. (Photo ©Chris Wilkins/Texas BBQ Posse) Jonathan Wilkins, brother of Posse co-founder Chris Wilkins, succinctly summed up our recent test of Black Angus and Wagyu steaks from the Texas Beefhouse: “The lede is this place in Whitehouse produces good beef,” he said, getting nods of approval from the seven other Posse test eaters in attendance. The Beefhouse farm is located near Whitehouse, not far from Tyler. Jon is a finance guy, but as a retired newspaper dinosaur I loved the…