It’s Sunday at 1:00 and the line is halfway around the block at this attractive, family-friendly sibling of the Austin original. We had to unhinge our jaw to devour a Buffalo Bill: a bison patty on a house-made bun, adorned with blue cheese, Frank’s hot sauce, and applewoodsmoked bacon. Kennebec potatoes, especially suited for fries, were delectable bites flecked with parsley. Could you possibly want any dessert other than a caramel and sea salt milkshake? Bar.