SAN FRANCISCO - JUNE 24: Carlos Vasquez monitors ground beef as it passes through a machine that makes hamburger patties at a meat packing and distribution facility June 24, 2008 in San Francisco, California.
Livestock owners are experiencing a sharp MILWAUKEE - Officials with the Wisconsin Department of Health Services are warning against the so-called "Cannibal Sandwich," a Wisconsin holiday tradition.WATCH: We give the "Cannibal Sandwich" a try on FOX6 WakeUp The Wisconsin Historical Society's website notes the "Cannibal Sandwich" consists of raw, lean ground beef served on bread (especially rye cocktail bread) with sliced onions, salt and pepper.It's also known as "tiger meat," "steak tartare," or simply, "raw beef and onions." FREE.