The best way to store whole onions is in a cool, dark, dry place, where they can last up to two months. Peeled, chopped, and cooked onions can last up to a week when stored in the fridge. Never store ...

Storage onions, which you find at the market year-round, do much of the seasoning work in kitchens around the world. They are sturdy, high in sulfur, low in water, and their taste ranges from ...