Onions are an essential vegetable for almost every kitchen, but many of us don’t really know how to store them properly. We often end up with wilted onions and soggy skins that take away from their freshness and flavor. So, how long does an onion last in the fridge? The answer is interesting — it actually depends on the type of onion you buy and how carefully you store it. From which types of onions stay freshest longest to tips and tricks for proper storage, this blog post will explore everything there is to know about storing your precious supply of onions. Keep reading on to learn more.
- 1 Overview Of Onion
- 2 How To Store A Whole Onion?
- 3 How To Store A Cut Onion?
- 4 How Long Does An Onion Last In The Fridge, Freezer, And Pantry?
- 5 Tips For Reducing Moisture And Light Exposure For Stored Onions
- 6 Signs Of Spoilage In Onions
- 7 Recommendations For How To Use Older Onions Before They Go Bad
- 8 FAQ: Onions
Overview Of Onion
The onion is a tunic bulb composed of multiple layers, readily visible upon cutting. These concentric succulent leaves exhibit varying shapes, sizes, and colors, spanning from white to red and yellow. Numerous onion varieties exist, classified into different types.
How To Store A Whole Onion?
For optimal storage of whole onions, follow these guidelines: onions should be kept in a cool, dark place with temperatures ranging between 45 and 55 degrees Fahrenheit. When stored properly in a cool and dry environment, whole, raw onions can last for two to three months.
How To Store A Cut Onion?
To store a cut onion effectively, it is recommended to refrigerate it, or even freeze it. You can retain a halved or sliced onion by placing it in an airtight container in the fridge for up to one week. For optimal preservation, use an airtight container, preferably made of glass to prevent odor absorption. This method helps minimize oxidation, moisture absorption, and unpleasant smell.
How Long Does An Onion Last In The Fridge, Freezer, And Pantry?
According to the National Onion Association, whole onions typically have a shelf life of one to three months when stored correctly. Cut onions, on the other hand, last for approximately one to two weeks. In the freezer, chopped onions can be stored for around eight months. Onions can last for up to a year in a cool and dry pantry.
Tips For Reducing Moisture And Light Exposure For Stored Onions
Here are some tips for reducing moisture and light exposure for stored onions:
- Store storage onions (red, yellow, and white), shallots, pearl onions, and cipollini onions in a cool, dark, and dry place.
- Avoid moisture and light exposure as they can lead to mold and sprouting.
- Use a well-ventilated basket, bin, or large bowl to keep your stored onions dry and protected.
These measures will help ensure the quality and longevity of your stored onions.
Signs Of Spoilage In Onions
Signs of spoilage in onions include the development of dark spots, which may eventually lead to the growth of mold. If onions have begun sprouting, it is best to avoid them as it indicates spoilage. Additionally, onions with soft or mushy spots should be discarded as they are starting to go bad.
Recommendations For How To Use Older Onions Before They Go Bad
Recommendations for using older onions before they spoil:
- Add them to soups, stews, or sauces for added flavor.
- Sauté them with other vegetables or meats for a delicious stir-fry.
- Caramelize them to enhance their natural sweetness for toppings or sauces.
- Use them in pickled recipes for a tangy twist.
- Incorporate them into homemade salsa or relish for a zesty kick.
- Make onion rings or crispy onion straws for a tasty appetizer or side dish.
Remember to discard any onions that show signs of spoilage or mold before use.
Can onions last 2 weeks in the fridge?
Yes, onions typically last two weeks when stored in the fridge. This applies to peeled onions as well as halved, sliced, or chopped raw onions. It is recommended to place them in an airtight container or resealable plastic bag to prevent contamination.
How long does it take for onions to get spoiled?
According to the National Onion Association, whole onions can last an average of one to three months if stored properly. However, cut onions only last for about one to two weeks. In the freezer, chopped onions can remain usable for approximately eight months.
Daniel Mauney is the Chef/Owner of tapp room Restaurants. He has been in the industry for over 20 years, and his restaurants have been featured in magazines and newspapers all over the country. Daniel’s food is heavily influenced by his travels, and he enjoys incorporating unique flavors and spices into his dishes.