Pastrami roll: $3.75

Potato Salad: $1.18

Chicken Salad Roll: $3.75

Cornerstone is also semi-conveniently located across the street from the Wadsworth Atheneum Museum of Art and the Hartford library, so if you're visiting and just want something satisfying, cheap, quick and more personable than the nearby Subway, give it a shot.
Cornerstone
529 Main St Hartford, CT 06103 (map)
(860) 278-2923
($Connecticut, $Hartford, $Sandwiches)