Remember that the pursuit of happiness, in the Declaration, is not a quest or a pastime, but an unalienable right.. Everyone has the right to actually be happy, not just try to be happy. To use a metaphor: You don't just get the chance to make the baseball team, you are guaranteed a spot.
How long does an unopened package of mayonnaise last at room temperature? Properly stored, an unopened package of mayonnaise will generally stay at best quality for about 3 to 4 months after the date on the package.
Opened jar of commercial mayonnaise: 2 months (refrigerator); don't freeze Opened bottle of ketchup or chili sauce: 6 months (refrigerator) Opened jar of mustard: 1 year (refrigerator) Opened bottle of olive or vegetable oil: 4 months Shredded Parmesan cheese: 1 month (refrigerator) or 3-4 months (freezer)