The secret is portioning and chilling your Nutella into bite-sized balls, then stuffing them in the center of each piece of cookie dough. You should definitely anticipate getting your hands dirty ...

In a large mixing bowl, combine the flour, Nutella and egg. Portion the dough into 2 Tablespoon sized balls. If the dough crumbles and doesn't roll into a ball easily, knead some cooking oil into ...