Step 1 : Introduction to the question "Which nut is inside of a classic Ferrero Rocher chocolate?"
Ferrero Rocher is a chocolate and hazelnut confectionery produced by the Italian chocolatier Ferrero. Michele Ferrero, the credited inventor, named the chocolate after a grotto in the Roman Catholic shrine of Lourdes, Rocher de Massabielle Rocher comes from the French and means rock or boulder. The chocolate consisted of a roasted hazelnut encased in a thin wafer shell filled with hazelnut chocolate and covered in milk chocolate and chopped hazelnuts. Roughly 3.6 billion Ferrero Rochers are sold each year in over 40 countries.