of  gingerbread , somewhat smaller in diameter, but thicker. Scandinavian  ginger nuts, also called ginger thins or 'brunkage' in  Danish  (literally, brown biscuits),  pepparkakor  in  Swedish ,  piparkakut  in Finnish ,  piparkoogid  in  Estonian  and  pepperkaker  in  Norwegian  (literally, pepper cakes), are rolled quite thin (often under 3 mm (1/8-inch) thick), and