Maria's Ischli Cookies

Directions

1. 1
   Combine the nuts with the butter, sugar and flour; you will have to combine this dough with your hands; if a bit too dry, add drops of lemon juice or rum. Form dough into a roll 1 1 /4inches thick. Refrigerate overnight in waxed paper or parchment.
2. 2
   Following day preheat the oven to 350 degrees. cut dough into 1/4inch slices and bake on an ungreased cookie sheet for 15 minutes or until golden.
3. 3
   Remove from oven and cool cookies on a rack.
4. 4
   When cooled to room temperature, sandwich two cookies together with raspberry jam and spread some of the chocolate icing (see below) over the top cookie. For a pretty presentation, set them in fluted paper cups.