Nutella was invented during WW2, when an Italian pastry maker mixed hazelnuts into chocolate to extend his chocolate to extend his chocolate ration. Posted on November 21, 2013 by admin Nutella was invented during WW2, when an Italian pastry maker mixed hazelnuts into chocolate to extend his chocolate to extend his chocolate ration. VN:F [1.9.22_1171]please wait...Rating: 0.0/5 (0 votes cast)VN:F [1.9.22_1171]Rating: 0 (from 0 votes)