Its hard to say. It really depends on what is in it because obviously some foods keep better than others. I would say roughly two days but the sheer smell will drive it out of your refrigerator in about a day. For the best results, freeze it and reheat it slowly in the oven.
You can safely keep an onion in the fridge for up to two weeks.
indefinitely
You can keep BBQ chicken in the fridge for about 1-3 ddays
How long can one keep a sealed jar of 'foie gras' in the fridge?
How long can you store mashed sweet potato in the fridge
4 hours
you keep your scardox alien in the fridge for a day or if it doesn't work try 2 days.
It is safe to keep cooked pork in the fridge for up to 4 days.
You can keep cooked turkey in the fridge for up to 3-4 days before it spoils.
You can keep uncooked turkey in the fridge for up to 2 days before it spoils.
As long as you like
not so long, it will go bad