The Five Must-Watch Food Videos of the Week

In this week's roundup of new videos, Letterman gets delivery from Steak 'N' Shake, a Brooklyn pizzaiolo heads to the Lone Star State, David Chang gives a crash-course on Bourbon, and 60 Minutes goes deep inside the shady world of truffle trafficking.

1) Letterman Orders From Steak 'N' Shake
Instead of waiting in line like everyone else, Dave Letterman has Steak 'N' Shake delivered right to his desk:

2) Truffles: The Most Expensive Food in the World
60 Minutes delves deep inside the seedy underbelly of the truffle trade:

3) Tony Calzone in Texas
One of the guys from Roberta's checks out the hottest pizzeria in Dallas:

4) Hideo Kuribara At Del Posto
A sushi master battles with a ferocious fish:

5) David Chang's Guide to Bourbon
Clearly, the Momofuku chef has been doing his homework: