^ âeucatastropheâ (US) / âeucatastropheâ (UK) in Oxford Dictionaries, Oxford University Press.
For cooked onions, you can find one answer here: http://www.stilltasty.com/fooditems/index/17825. 1  3-5 days in the refrigerator. 2  refrigerate withing 2 hours of cooking. 3  refrigerate in covered container or wrap tightly with heavy-duty aluminum foil or plastic wrap.
How long does open onion dip stay fresh in fridge?     I have always gone with 6 days or less for onion dip stored in a refrigerator. i would go with 5 days or less if the onion dip sits out and how many times it sitâ¦s out uncovered. Its best to use a spoon and a small bowl.