A Handy Guide To Expiration Dates

• Beer is good for 4 months if unopened.
• Brown sugar has an indefinite shelflife as long as it's stored in a cool, dry place.
• Coffee: up to 2 years unopened; 1 month opened and refrigerated.
• Dried Pasta: 1 year.
• Frozen dinners are good for 12-18 months if unopened.
• Ketchup: 6 months after the bottle is opened.
• Maple syrup: 1 year.
• Mayonnaise: 3 months after opening.
• Salad dressing will last for 9 months if refrigerated.
• Mustard is good for 2 years even when opened.
• Peanut Butter: 2 years unopened, 6 months opened.
• Tea bags are good for 2 years.
• And finally, if it ever comes up in Trivial Pursuit, honey is the only food that never expires.

(info from Real Simple magazine)