We've also made this using chopped bison steak with great results. (lphjkitchen.com)
Brooks Reitz of Leon's Oyster Shop and Little Jack's Tavern serves a savory supper of bison steaks, roasted carrots, and charred peppers (charlestonmag.com)
The two large grocery stores in my area - Kroger and HEB both carry grass - fed lean bison steaks and ground meat. (kimscravings.com)