When you want to make the best nutella cookies recipe, you’ll want to follow these easy tips and tricks:Don’t over-bake the cookies! The centers will still be soft when you take them out of the oven, but they will set as they cool.When mixing the dough, make sure to get rid of any lumps and stir until it is shiny.You can add in a few mix-ins if you like, such as chocolate chips, nuts, or other small treats.