Monday, March 26, 2007

How long can you keep that mayo in the fridge?

Certain items in your house practically scream “toss me” when their prime has passed. That mysterious extra white layer on the Cheddar? A sure sign it needs to be put out of its misery. Chunky milk? Down the drain it goes.

But what about that jar of olives or Maraschino cherries that has resided in your refrigerator since before the birth of your kindergartner? Or the innumerable nonedibles lurking deep within your cabinets and closets: stockpiled shampoo and toothpaste, seldom-used silver polish? How do you know when their primes have passed?

With help from experts and product manufacturers, Real Simple has compiled a guide to expiration dates. These dates are offered as a rough guideline. The shelf lives of most products depend upon how you treat them. Edibles, unless otherwise indicated, should be stored in a cool, dry place. (With any food, of course, use common sense.) Household cleaners also do best in a dry place with a stable temperature. After the dates shown, beauty and cleaning products are probably still safe but may be less effective.

Here are just a few from the list:

  • Beer Unopened: 4 months.
  • Chocolate (Hershey bar)  1 year from production date
  • Diet soda (and soft drinks in plastic bottles)  Unopened: 3 months from "best by" date.   Opened: Doesn't spoil, but taste is affected.
  • Dried pasta  12 months
  • Frozen dinners  Unopened: 12 to 18 months
  • Frozen vegetables  Unopened: 18 to 24 months   Opened: 1 month
  • Honey  Indefinite shelf life
  • Ketchup  Unopened: 1 year (After this time, color or flavor may be affected, but product is still generally safe to consume.)  Opened or used: 4 to 6 months (After this time, color or flavor may be affected, but product is still generally safe to consume.)
  • Mayonnaise  Unopened: Indefinitely
    Opened: 2 to 3 months from “purchase by” date (After this time, color or flavor may be affected, but product is still generally safe to consume.)
  • Mustard  2 years (After this time, color or flavor may be affected, but product is still generally safe to consume.)
  • Peanut butter, processed (Jif)  Unopened: 2 years   Opened: 6 months;   refrigerate after 3 months.
  • Worcestershire sauce  Unopened: 5 to 10 years (After this time, color or flavor may be affected, but product is still generally safe to consume.)   Opened: 2 years
  • Deodorant  Unopened: 2 years  Used: 1 to 2 years  For antiperspirants, see expiration date
  • Shampoo  2 to 3 years
  • The copmplete list

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    3 comments:

    Anonymous said...

    I call BS on the honey shelf life. It may actually last forever, but after 6 months it becomes hard and much, much stickier. Actually I would say that it turns into a gel. It probably is still good to eat but the texture makes it really nasty.

    Anonymous said...

    It crystalizes. Heat it up in the microwave or a double boiler and voila!... Recharged honey!

    Anonymous said...

    That has to be vegetable-oil based mayo. The real stuff is made with eggs.