How long does meat sauce last in the fridge?
Herein, how long does spaghetti sauce last in the fridge?
3 to 4 days
Hereof, is spaghetti sauce still good after a week?
Once opened, tomato-based sauces are only good for five days to a week. Don't wait for the mold to form. In many cases, you won't see the mold in the sauce after five days, but it actually could be there.
According to the FDA Food Code, all perishable foods that are opened or prepared should be thrown out after 7 days, maximum. No leftovers should survive in your fridge for longer than that. Some foods should be even be thrown away before the 7 day mark.