Whole, unpeeled onions do best in a cool, dry, dark spot with plenty of airflow. That helps manage moisture and light, which can lead to sprouting or soft spots. At home, a dedicated onion storage bin or breathable basket can make this easier.

• Prioritize ventilation: Look for onion bins with aerating holes, open fronts, or mesh sides.
• Keep them dry: Avoid damp areas and tightly sealed plastic bags.
• Limit light: A pantry, cabinet, or covered container helps reduce sprouting.
• Give them space: Don’t pack bulbs tightly; airflow around each onion can help.
• Store separately: Keep onions away from produce that releases moisture.

These tips can help extend freshness, but results can vary with kitchen conditions.

It depends on the onion and its condition. Whole, dry onions typically do better in the pantry because they prefer a cool, dry, and well‑ventilated environment. Once an onion is cut or peeled, the refrigerator becomes the better choice.

• Whole onions: Use a ventilated pantry organizer or bin to encourage airflow.
• Cut onions: Store in an airtight onion keeper or lidded container in the fridge to manage odor and moisture.
• Pantry placement: Keep onions away from heat sources and direct sunlight.
• Fridge tip: Place containers on a shelf where temperatures stay consistent.

This approach balances airflow and moisture control, though outcomes can vary by kitchen setup.

Growers use a process designed to reduce moisture and protect the bulbs before long storage. While methods vary, a general approach looks like this:

1. Curing: Onions are dried until the outer skins and necks are papery.
2. Ventilated storage: Bulbs are kept in breathable crates, bins, or mesh sacks.
3. Low light and airflow: Consistent air movement helps manage moisture.

At home, you can mimic parts of this:

• Choose ventilated containers: Onion bins with holes, open-front baskets, or wire racks encourage air circulation.
• Keep it dry and dark: A pantry or cabinet away from humidity and light can help.
• Avoid piling: Don’t compress bulbs; gentle spacing can reduce pressure spots.

Home conditions vary, so results may differ.

Pick a size that fits your buying habits and your space. A compact bin suits a few onions for weekly cooking, while larger or multi-tier organizers work better for bulk buying.

• Capacity: Estimate how many bulbs you keep on hand and size up slightly for airflow.
• Dimensions: Measure your shelf, cabinet, or counter to ensure a comfortable fit.
• Ventilation: Choose bins with aerating holes or open fronts to manage moisture.
• Stackability: If space is tight, look for stackable or tiered sets to go vertical.
• Material: Metal canisters, wooden bins, or wire baskets each offer different looks and airflow; pick what matches your kitchen and storage style.

Product pages typically list dimensions and care details to guide your choice.

Care varies by material, so it’s a good idea to check the product’s care instructions. In general:

• Plastic fridge keepers: If labeled dishwasher‑safe, use the top rack. Otherwise, wash with warm, soapy water. A mild vinegar‑water rinse can help reduce lingering odors.
• Metal canisters: Hand wash and dry thoroughly to help prevent moisture buildup. Avoid abrasive cleaners that may scratch finishes.
• Bamboo or wooden lids/bins: Wipe with a damp cloth and dry promptly. Prolonged soaking can lead to warping.
• Air it out: Let containers dry completely before refilling to maintain good airflow.

These steps can help manage odors and residue, but always follow the item’s specific care guidance for best results.