The only thing that I try to consume within the year is homemade jams. They really do start losing quality after a year- but we'll eat them much longer if we have them. Once they hit the three year mark though, then I consider them toast. If you know anyone who baits for bear hunting- old jams make great bear bait.
They are about 8 dollars for a dozen and 5 dollars for 1/2 dozen. They are about 8 dollars for a dozen and 5 dollars for 1/2 dozen.
A single donut, regardless of where you purchase one, can be anywhere in the $0.89 to $1.50 range. A dozen Dunkin Donuts costs about  $7.49, whereas a dozen donuts at Krispy Kreme can cost $6.99.