Black truffle oil is usually used at the end of the cooking as a ending oil. The ratio of oils will depend upon personal preference, but usually 1/four cup of olive oil and a couple of tablespoons of black truffle oil work effectively together. Ingredients: Extra virgin olive oil, truffle aroma (tuber magnatum pico). All that is combined with the bitter cream, oil, lemon juice, salt and pepper and organized on the head lettuce leaves, strewn with parsley and garnished with olives. Building off the heritage of Crème Ancienne, which was impressed by the world’s first cream, our quest for precious ingredients led us to Alba, Italy, to unearth our unique white truffle. The only distinction between the nicely-known White Button and Cremini Mushrooms is the age. Mushrooms are adaptable, readily available, and could also be prepared in various methods.