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
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.