If it's still sealed up, overnight is safe. If it's been opened, I would through it out after a few hours.
about a week
Two hours.
3 Months
It it is left out, it will stay good for about a day or so.
3 days.
Potentially hazardous food should not be left unrefrigerated for more than 2 hours. Less time is better.
Potentially hazardous food should not be left unrefrigerated for more than 2 hours. Less time is better.
It depends on the type of quiche. If it contains any form of dairy it can be kept unrefrigerated for up to two days, however you should keep it covered.
They should be good for 3 to 4 days. It would be better to freeze them.
Most experts agree than an egg that stays completely unrefrigerated should not be consumed more than 24 hours after being laid.
very llongg
While I was in Portugal everyone kept a bowl on the table. As long as they are immersed in oil they keep.