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,
Saclà Italia a new range of pasta sauces called Dallaglio by Saclà. In 2011 Saclà launched a range of fresh pesto, pasta sauces and pasta to the chilled cabinet. In 2011 this range was voted the UK's favourite ready-made sauce by Good Housekeeping readers. There are eight pesto recipes and two organic: Classic Basil Pesto, Sun-dried Tomato Pesto, Fiery Chilli Pesto, Char-Grilled Aubergine Pesto, Wild Rocket Pesto, Fresh Coriander Pesto, Roasted Red Pepper Pesto and the two organic pesto sauces are Classic Basil and Tomato Pesto. In 2015, Sacla' launched a range of Pesto Shots, in an innovative single serve packaging format.