Pesto became a staple in the Ligurian culinary tradition, with each family often featuring its own pesto recipe (with slight differences to the traditional ingredients). This is the main reason why pesto recipes often differ from each other. In 1944, "The New York Times" mentioned an imported canned pesto paste. In 1946, "Sunset" magazine published a pesto recipe by Angelo Pellegrini. Pesto did not become popular in North America until the 1980s and 1990s. Pesto is traditionally prepared in a marble mortar with a wooden pestle. First, garlic and pine nuts are placed in the mortar and reduced to a cream,
Caruso sauce Caruso sauce Caruso Sauce or Salsa Caruso is a warm sauce made of cream, ham, cheese, nuts and mushrooms. It is served with pasta (typically cappelletti). Caruso sauce was first created in the 1950s in Uruguay, South America, by Raymundo Monti of the restaurant 'Mario and Alberto', located at the intersection of Constituyente and Tacuarembó Streets in Montevideo. Monti wanted to create a new recipe following the current traditions of Italian cuisine. The dish was named in honor of the famous Neapolitan tenor Enrico Caruso (1873–1921) who was a popular figure in South America during his tours of the 1910s.