""Eifeler Doeppekooche" (potato cake from the Eifel region in Germany) is a local specialty of the German Eifel region. In fact nearly all German regions have their own typical kind of potato cake, but this version is the first one I've heard of that is also made sweet. In order to avoid confusion with sweet potato cakes which are made of sweet potatoes, I wrote "sweetened" potato cake. Some time ago DH and I watched a tv documentation about the Eifel region, and when they showed this recipe, DH of course immediately wanted to try it. So I got the recipe from the tv channel's website, which was the wdr fernsehen...."