The Top 7 Onion Keepers of 2024: Preserving Freshness and Flavor

The importance of proper onion storage

Onions are an essential ingredient in countless savory dishes, adding flavor and depth to meals. To ensure that onions remain fresh and usable for an extended period of time, proper storage is essential. In this article, we will explore the importance of proper onion storage and introduce you to seven of the best onion keepers of 2024.

Storing Whole Onions

When storing whole onions, it is important to find a cool and well-ventilated location. A cool, dark place will help keep onions fresh and prevent sprouting. Avoid placing them in plastic bags or exposing them to direct sunlight, as this can cause premature spoilage. Instead, use an open basket or mesh bag to allow for proper air circulation.

Storing cut onions

Once an onion is cut or peeled, its storage requirements change. A peeled onion can be stored in an airtight container in the refrigerator for up to two weeks. However, sliced or chopped onions have a shorter shelf life and should be used within ten days. Wrapping sliced onions in plastic wrap before refrigeration can help keep them fresh, but may also give other foods in the refrigerator an onion odor.

Introducing Onion Keepers

To address the challenges of onion storage, several onion containers have been developed. These specialized containers are designed to contain the odors and flavors released by chopped onions while preserving their freshness. Here are seven of the best onion keepers of 2024, along with their key features and drawbacks.

1. Easy Essentials Specialty Food Storage Container

The Easy Essentials Specialty Food Storage Container features a four-hinge locking system and silicone gasket for ultimate protection and to prevent odors from escaping. Made of BPA-free plastic and FDA approved, this container is microwave, freezer and dishwasher safe. The domed lid is perfectly shaped for onions to stay fresh without being damaged. However, it should be noted that this container has a capacity of 10 ounces, which may not accommodate larger onions.

2. Prep work from Progressive Onion Keeper

The Prepworks by Progressive Onion Keeper is equipped with a rubber lid that provides an airtight seal to keep onions fresh. It includes a metal disk embedded in the lid to further prevent odors from escaping into the refrigerator. Its flat lid and curved bowl design make it ideal for storing onions while saving space. This onion keeper is part of a collection of fruit and vegetable storage containers that offer matching containers for a coordinated kitchen. However, it may not be large enough to hold larger onions without chopping them first.

3. Hutzler Onion Saver

The Hutzler Onion Saver is designed to hold both whole and sliced onions. Available in different colors, it allows for easy separation and identification of onions. The Onion Saver effectively contains odors and keeps onions fresh for longer, whether they are whole or chopped. It also doubles as a serving dish for fresh onion slices, making it a versatile kitchen tool. However, some users may find it difficult to open if not placed properly, especially those with small hands.

4. Snips Onion Keeper

The Snips Onion Keeper features a curved design on both the top and bottom to accommodate both whole and halved onions. Its locking seal system ensures easy opening and closing while effectively containing odors and preserving freshness. This BPA-free container is dishwasher safe, making cleaning a breeze. However, it is important to ensure that the lid is properly closed to prevent odors from escaping.

5. Progressive International Onion Containers – 3-Piece Set

The Progressive International Onion Keepers come in a set of three and provide an organized solution for storing onions and other delicate foods. These containers are designed to stack to maximize refrigerator space. Made of durable, BPA-free plastic, they provide reliable protection for sliced or chopped onions, as well as avocados and tomatoes. However, some users may find it difficult to separate the top from the bottom due to the lack of grip on the container.

6. Tulz Onion Save-A-Half

The Tulz Onion Save-A-Half features an onion-shaped domed lid that provides an aesthetically pleasing design for halved onions. Made of heavy-duty, food-grade plastic, this onion keeper has a twist-off lid that seals tightly, effectively containing odors and keeping onions fresh. It is dishwasher safe and can be placed on the top rack for easy cleaning. However, it may not be large enough to hold larger onions without trimming.

7. Sooyee Refrigerator Storage Container

While not specifically designed for onions, the Sooyee Fridge Storage Containers offer a versatile solution for storing a variety of foods, including onions. This set includes four stackable containers made from high quality materials. The clear design makes it easy to see and identify the contents. These containers are equipped with airtight lids to maintain freshness and prevent odors from escaping. However, it is important to note that these containers are not onion specific and may not provide the same level of odor containment as dedicated onion storage containers.

Bottom line

Proper storage is essential to maintaining the freshness and usability of onions. By using specialized onion holders, it is possible to contain odors, preserve freshness and extend the shelf life of onions. The seven onion keepers discussed in this article offer a range of features and options to meet different storage needs. When choosing an onion keeper, consider factors such as size, material, odor containment, and ease of use. With the right onion keeper, you can ensure that your onions stay fresh and flavorful for longer, enhancing the quality of your culinary creations.


Do I need an onion rack to store onions?

Answer: While it’s possible to store onions without an onion keeper, using an onion keeper can significantly extend the shelf life of onions and prevent odors from entering your refrigerator.

Can I store whole onions in an Onion Keeper?

Answer: Some onion keepers are designed to hold whole onions. Look for an onion keeper that has enough room for your desired onion size.

Can I use Onion Holders for other fruits and vegetables?

Answer: Yes, Onion Holders can often be used to store other fruits and vegetables. However, keep in mind that the design and features of an onion keeper may be optimized specifically for onion storage.

How do Onion Keepers contain odors?

Answer: Onion keepers are specially designed to seal tightly to prevent odors from escaping. They often have features such as domed lids, silicone seals or odor-preventing discs to effectively contain onion odors.

Are Onion Keepers dishwasher safe?

Answer: Many Bulb Containers are dishwasher safe. However, it’s always a good idea to check the product specifications or instructions for cleaning guidelines specific to the onion keeper you choose.

Can I stack Onion Keepers in the refrigerator?

Answer: Some onion keepers are designed to be stackable for efficient use of refrigerator space. Look for onion keepers that offer stackability if this feature is important to you.