^ 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 Potato Salad Last in the Refrigerator? How long does potato salad last in the refrigerator? A couple of things to considerâ¦ Did the salad get made up and then refrigerated right away and you just have some leftover? If this is the case then it should easily last 3-4 days.