Nutella
Nutella is the brand-name of a chocolate and hazelnut[?] spread created in the 1940s. It is used for sandwiches among other things.
It is popular in Europe; less so in the United States. Nowadays, in Paris, crepes[?] filled with Nutella spread are popular snacks available at food vendors on many street corners.
Official web site: http://www.nutellausa.com/
Gnutella, a piece of computer software, supposedly derives its name from Nutella.