Pistou Pistou Pistou (Provençal: "pisto" or "pistou" , ), or pistou sauce, is a Provençal cold sauce made from cloves of garlic, fresh basil, and olive oil. It is somewhat similar to the Ligurian sauce pesto, although it lacks pine nuts. Some modern versions of the recipe include grated parmesan, pecorino or similar hard cheeses. In the Provençal dialect of Occitan, "pistou" means "pounded". The sauce is derived from the Genoese pesto, which is traditionally made of garlic, basil, pine nuts, grated Sardinian Pecorino, and olive oil, crushed and mixed together with a mortar and pestle. The key difference between pistou
Tomato sauce roux). All of these qualities make them ideal for simple and appealing sauces. In countries such as the United Kingdom, Australia, New Zealand, and South Africa, the term "tomato sauce" is used to describe a condiment similar to ketchup. In some of these countries, both terms are used for the condiment. The use of tomato sauce with pasta appears for the first time in 1790 in the Italian cookbook "L'Apicio moderno", by Roman chef Francesco Leonardi. The simplest tomato sauce consists just of chopped tomatoes cooked down (possibly with olive oil) and simmered until it loses its raw flavor. Of