White pudding, oatmeal pudding or (in scotland) mealy pudding is a meat dish popular in ireland, scotland, northumberland, nova scotia, and newfoundland. white pudding is broadly similar to black pudding, but does not include blood. modern recipes consist of suet or fat, oatmeal or barley, breadcrumbs and in some cases pork and pork liver, filled into a natural or cellulose sausage casing. recipes in previous centuries included a wider range of ingredients.

Source: Wikipedia