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,
Salsa (sauce) is . In American English it is pronounced , while in British English it is pronounced as . Mexican salsas were traditionally produced using the mortar and pestle-like "molcajete", although blenders are now more commonly used. The Maya made salsa also, using a mortar and pestle. Well-known "salsas" include: There are many other salsas, both traditional and "nouveau", some are made with mint, pineapple, or mango. Outside Mexico and Central America, the following salsas are common to each of the following regions; in Argentina and the Southern Cone, chimichurri sauce is common. Chimichurri is "a spicy vinegar-parsley sauce that is