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"  CAPERS, OLIVES, AND PICKLES keep four to six weeks in the refrigerator after they&amp;#039;re opened, or two years unopened BREAD CRUMBS AND CRACKERS become stale after one year unopened or one to two months opened on the shelf CANNED FRUIT will last for up to one year sealed, but must be refrigerated and eaten within a week after opening CHOCOLATE keeps for 18 months sealed or one year opened and in an airtight container PANCAKE, WAFFLE, AND BISCUIT MIXES stay fresh six to nine months unopened or opened and in an airtight container MAYONNAISE AND SALAD DRESSINGS are safe to serve for two to three months opened in the fridge or one year unopened NUT BUTTERS AND PASTES are usable for eight months unopened or two months in the refrigerator tightly covered CURDS AND JAMS stick around for one year if sealed or six months in the refrigerator after opening "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.countryliving.com/food-drinks/a782/pantry-freshness-pointers-0105/>