Google for recipes to make your own. The stuff can be steamed in various sorts of bowls rather than in a purpose made mold.

The general formula has to do with flour, eggs, sugar, fruit, etc. which is cooked by steaming for a couple of hours or more rather than baking. The product is a heavyish cake not to be confused with either pudding as we Americans know it nor fruit cake. Various versions of hard sauce can go with. Alcohol is optional from the light to the heavy.