Thought your bologna-eating days had retired with your lunchbox? Luscious house-cured mortadella dotted with black pepper, sliced thin, and piled into layers on a spongy brioche bun should put you right back in the game. No thermos necessary.
$9. 800 W. Randolph St., 312-929-4580, aucheval.tumblr.com
Photograph: Anna Knott