2 c flour
1c nuts, finely chopped
1/4 tsp salt
1/2 c sugar
Cream butter and sugar till fluffy. Add egg. Mix flour, nuts and cardamom and fold in.
Set dough in frig to chill for 1 hour.
Divide dough in half. Roll out one half and cut into circle or whatever shape you want. Rool out second half of dough and cut out the top half (the windowpane)
Place on parchemnet lined baking sheet and bake 350 for 10-12 minutes
Allow cookie to cool and spread jam on bottom cookie and top with windowpane cookie and dust with powdered sugar