Would you like fries with that human liver pate?

Fake

http://www.snopes.com/horrors/cannibal/flime.asp

And is there such a stretch from a cow to your brother-in-law Bill?

I would say yes there is, dumb ass vegetarians

There were similar allegations about a restaurant in Beijing a few years ago. it's owner was accused of using human body parts. Supposedly, the restaurant had been quite popular with the diplomatic crowd, as it was located in an upscale district.