Not exactly a BigMac,,,but the word Whopper seems to apply.
http://conservativevideos.com/2013/08/would-you-eat-it-from-petri-dish-to-plate-a-330k-hamburger/
http://conservativevideos.com/2013/08/would-you-eat-it-from-petri-dish-to-plate-a-330k-hamburger/