Linzer Dough

At first glance, this dough appears fairly simple, and although that is true, for the most part, Linzer dough is a bit deceiving in that it can become unusable if you are not careful. It is critical that the hazelnuts be ground to a fine consistency. (If you grind them in a food processor, add half of the sugar to the nuts while grinding to absorb the oil and keep the nuts from turning into a paste.) If the nuts are not ground finely enough, it is impossible to move a rolled sheet of dough