Make the dough from butter, sugar, egg yolks, vanilla, salt and flour. Add the hazelnuts and place the dough to cool in the refrigerator for 2 hours.
Put the dough into small bowls and bake them at 200°C for 15 - 20 minutes. Allow to cool.
Heat the “Granny's Secret” wild cranberries whole preserve and pour it into the dough bowls.