2014, Burger King Japan unveiled a massively popular black Kuro Burger, whose bun was made black with bamboo charcoal and squid ink. This was in addition to its Aka Samurai Burger, with a bun and cheese tinted red with tomato powder. In 2012, Pizza Hut launched its hot dog pizza in the UK. But there is no denying that this particular genre of shock and awe food is at its root American.