^ âeucatastropheâ (US) / âeucatastropheâ (UK) in Oxford Dictionaries, Oxford University Press.
A: Chopped or sliced onions can be stored in a sealed container in your refrigerator at the proper temperature of 40Â°F or below for 7 to 10 days (Source: USDA). For pre-cut fresh or frozen products, always use and follow manufactures use by dates.
Place the potatoes in the fridge overnight. They will usually be good for at least two to three days, without a significant change in taste. They may last longer, but it is best to eat them within a few days after placing them in the fridge.