The real trick is to avoid being zombified whilst eating crunchy zombies and to avoid zombification whilst eating squishy zombies.
Trolling, Trolling, Trolling
Keep those Zombies rolling, can't hide!
And so it turned out in this alternate, dystopian universe that the plague that made half of mankind want to eat the brains of the the other half--You know the Zombie Apocalypse--either killed or infected most plant and animal life.
Folks, especially landlocked folks in the middle west were starving. And the zombie hordes kept coming. They got down to their last can of beans and began eyeing each other like a hungry man eyes a ham sandwich when some genius says: It's too bad we can't eat the zombies.....