The cafeteria does offer different fare, including entrees and a salad bar at a reasonable price. But dining "al desko" for Lunch Money most often involves grabbing a freshly made sandwich and some carrot and celery sticks for less than $4.
William Hanley: "Lunch Money: Dining 'al desko' in Don Mills," National Post, December 9, 2000
But there is grit with the glamor: Lunches usually consist of cold sandwiches consumed al desko.
Stephanie Mansfield, "The Last Memo; The White House Secretaries, After the Firing," The Washington Post, January 30, 1981