In one of my favorite scenes from the 1985 film Fletch, Chevy Chase as, well, Fletch, pays a visit to Gail Stanwyck at the tennis club and orders lunch: “I’ll have a Bloody Mary, a steak sandwich…and a steak sandwich, please.” If it was this truffled filet of beef sandwich? Heck I’d put two of ’em on Mr. Underhill’s bill too!

This is truly the magnum opus of steak sandwiches. A crunchy baguette slathered with truffle butter, then layered with medium-rare prime tenderloin slices, shaved parmesan and peppery baby arugula (followed by a Lipitor chaser!). There’s never a crumb left by my hearty carnivores when I make it.

Ina’s formula for cooking tenderloin is foolproof, and if…