Pesto been used for all sorts of cold sauces or dips, mostly without any of the original ingredients: arugula (instead of or in addition to basil), black olives, lemon peel, coriander, or mushrooms. In more northern countries, ramson leaves are sometimes used instead of basil. In the 19th century, Genovese immigrants to Argentina brought pesto recipes with them. A Peruvian variety, known as "tallarines verdes" (meaning "green noodles", from Italian "tagliarini"), is slightly creamier, lacks pine nuts (because of their rarity and prohibitive cost in Peru), may use spinach and vegetable oil (in place of olive oil), and is sometimes served
Pesto alla trapanese Pesto alla trapanese The pesto alla trapanese (), is a Sicilian variation of the genoese pesto, typical of the Province of Trapani. It is also known as pesto alla siciliana , pesto rosso, and as in the Sicilian language. It is made of garlic, basil, almonds, grated pecorino, tomatoes, salt, and pepper, and bound with extra virgin olive oil. The dish was introduced in ancient times by Genoese ships, coming from the East and stopping at the port of Trapani, who brought the tradition of "agliata", a sort of pesto sauce based on garlic and walnuts, which was then developed