However, it's not uncommon to come across hard candy that's just been sitting out in the world, with no expiration or storage date in sight (We're looking at you, candy bowl at the salon).

another bowl contains fruit and sour candy (think Skittles and Sour Patch Kids); a third bowl is filled with mints; and a fourth jar holds hard candies like Jolly Ranchers. Purdy says she bakes about ...