Whoe'er has gone thro' London street,
Has seen a butcher gazing at his meat.
And how he keeps
Gloating upon a sheep's
Or bullock's personals, as if his own;
How he admires his halves
And quarters-and his calves,
As if in truth upon his own legs grown.
-Thomas Hold, A Butcher
A Pilgrim versed in the ways of the butcher is able to extract more useful meat from animal carcasses. Butchery allows you to cut steaks.
This is one of several skills that allow the player to increase the amount of meat obtained from a carcass. Butchery increases the number of steaks obtained.