Akademik

hag|gis
hag|gis «HAG ihs», noun.
a pudding eaten especially in Scotland, made from the heart, lungs, and liver of a sheep or calf, chopped up and mixed with suet, oatmeal, onions, and seasonings, and boiled in the stomach of the animal.
[perhaps < hag chop, hack + obsolete es, Old English food, meat]

Useful english dictionary. 2012.