6. Stir in the Parmesan cheese, butter, and truffle oil till everything is well mixed and the risotto is creamy and easy. An effective way you can incorporate this delicious ingredient into your kitchen is thru truffle oil. The flavour they add to virtually any dish is super and when utilizing truffles in a paste or oil can truly be quite reasonably priced. Truffle oil is often made by infusing a neutral oil, similar to olive oil or grapeseed oil, with the essence of truffles. Truffles are sometimes associated with special occasion meals resulting from their price. And simply as the truffle hogs and hounds are expensive to train, cooks and chefs have turned to truffle oil as the lesser costly ingredient.