I love telling people what makes black pudding black. The look of abject horror is priceless. :-) Ever read the ingredients in black pudding?
Dried BLOOD and PORK FAT.
EWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWW. Might as well eat a jam rag wrapped in bacon. Sick.