Homemade Pesto Alla Genovese

Tonight I am going to prepare a homemade Pesto alla Genovese, so called because it is originally from Genoa, town of Liguria in Northern Italy.
After you see this recipe you will realize that there is no need to buy pesto in a jar.
This is so much tastier and is ready in no time!
The preparation takes no more than 15 minutes. By the time we boil some water and cook the spaghetti, the pesto