In this week's Cooking Confidential, Gail Monaghan explores the history of the truffle and explains all the various ways you can use a black or white truffle in your day-to-day cooking.

You've seen it drizzled over everything from fries to pasta, that dark, aromatic oil promising gourmet indulgence. Yet here's ...

More and more people are acquiring a taste for truffles. But how should they be used and how much do you need? "If you're using real truffles, allow about 10 grams per person," says Nikolai Wojtko ...