We once ate much more offal than we do now.
Other widely used ingredients include truffles, ham, pork, and offal and fresh vegetables are used with reverence.
This great assemblage is always a dangerous centre of infection, and the days of Mina especially, spent under circumstances originally adapted only for a Bedouin fair, with no provisions for proper cleanliness, and with the air full of the smell of putrefying offal and flesh drying in the sun, produce much sickness.
Let sinew bond with bone, gristle with offal blah blah blah blah... that should do it.
If you're feeling feisty, go for the very traditional frito Mallorquin - deep-fried offal and vegetables.