pistou

/piˈstu/
noun
  1. A cold sauce from Provence, France, made from crushed garlic, basil, and olive oil, similar to pesto but without pine nuts.
    • The recipe for pistou calls for fresh basil, garlic, and good olive oil.
    • She added a spoonful of pistou to her vegetable soup for extra flavor.
    • Pistou is a classic French sauce that goes well with pasta and grilled vegetables.