What is mcdonald signature sauce?

McDonald's signature sauce is a creamy, tangy sauce that is served with the chain's famous Chicken McNuggets. The sauce is made from a blend of mayo, mustard, vinegar, sugar, onion, and spices, making it both sweet and savory. It has become a popular condiment among McDonald's fans, and is now available for purchase in jars at select locations. The sauce has also been made available for a limited time on various other menu items, including burgers and fries.