When hazelnuts and chocolate collide, interesting things begin to happen.
It is often said that necessity is the mother of invention and adding hazelnuts when cocoa is hard to come by may have been an Italian trick during hard times. 

How to observe… Give these Nutella recipes a try:
Nutella Mocha Latte
Nutella Banana Bread
Nutella Bread Pudding

You can find them on the link below:

https://nationaldaycalendar.com/world-nutella-day-february-5/