Well, these chocolate hazelnut thumbprint cookies are way better than any no hassle easy recipes, both sweet and savory, the majority easily. The food processor does most of the work in this cookie recipe, but younger children will enjoy rolling the dough into balls and thumbprinting. Older kids can. Hazelnut Thumbprints. 57 Great tips & recipes delivered to your inbox. To toast the nuts for these cookies, place them on a rimmed baking sheet in an oven.