^ 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.
Tips. 1  How long does egg salad last in the fridge? The precise answer to that question depends to a large extent on storage conditions - refrigerate egg salad within two hours of preparing or purchasing. 2  To maximize the shelf life of egg salad for safety and quality, refrigerate the egg salad in airtight containers.