Ingredients (For 4 people):
To make biscuits with nuts and hazelnuts, put them in a mixer with knives, nuts, shelled hazelnuts, finely chop them, then sift the powders obtained with a colander in a bowl. In the bowl of a planetary whip, pour a pinch of salt into the bowl, apply the planetary, and add the sugar a spoon at a time. Meanwhile, take the vanilla berry with a knife in the direction of length and extract the seeds you add to the albumin and sugar compound. Mounted to firm snow and when the compound is shiny and sparkling. Turn off the planetarium and embed the nuts and hazelnuts, a spoon at a time gently stirring to disassemble the dumplings. When the walnuts and hazelnuts flour will be well mixed with a few sac-à-poche, grind a noodle and adhere over a sheet of baking paper, then squeeze over the pile, about 4 centimeters in diameter, height of about 3 cm, well spaced between them of at least 2-3 centimeters. Cook the cookies in a preheated oven at 100°C for 2 hours (O in a ventilated oven at 80°C for 1 hour and 20 minutes). After cooking, the cookies with walnuts and hazelnuts and let them cool before they taste.