Toast the hazelnuts on a cookie sheet in a 350 degree oven for about 5 minutes until the skins begin to have a cracked appearance.
Total time does not include about an additional hour to chill the cookie dough.
The nutritional information provided is automatically calculated by third party software and is meant as a guideline only. Exact accuracy is not guaranteed. For recipes where all ingredients may not be used entirely, such as those with coatings on meats, or with sauces or dressings for example, calorie & nutritional values per serving will likely be somewhat lower than indicated.