Grocery & Gourmet

The Best Frozen Onions

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Our picks are based on Amazon bestseller rankings, verified customer ratings, and product availability. We update our recommendations regularly to ensure accuracy.

Frozen onions offer a convenient way to add flavor to dishes without the prep work of chopping fresh ones. They retain much of their taste and texture when cooked, making them a versatile pantry staple. Selecting the best frozen onions ensures consistent results and delicious meals, saving you time and effort in the kitchen.

No. 1
Amazon Grocery, Chopped Onions, 12 Oz, Frozen
  • One 12-ounce bag of Frozen Chopped Onions
  • Some of your favorite Happy Belly products are now part of the Amazon Grocery brand! Although packaging may vary during the transition, the ingredients and product remain the same. Thank you for your continued trust in our brands
  • No preservatives or artificial ingredients
  • Keep frozen
  • Amazon Grocery has all the favorites you love for less. You’ll find everything you need for great-tasting meals in one shopping trip.
  • Feed your every day with Amazon Grocery
No. 2
Amazon Grocery, Pepper & Onion Blend, 12 Oz, Frozen
  • One 12-ounce bag of Frozen Pepper & Onion Blend
  • Some of your favorite Happy Belly products are now part of the Amazon Grocery brand! Although packaging may vary during the transition, the ingredients and product remain the same. Thank you for your continued trust in our brands
  • No preservatives or artificial ingredients
  • Keep frozen
  • Contains a mix of green, red, and yellow bell peppers, and onions
  • Amazon Grocery has all the favorites you love for less. You’ll find everything you need for great-tasting meals in one shopping trip.
  • Feed your every day with Amazon Grocery
No. 4
Cascadian Farm, Mirepoix Organic, 10 Ounce
  • MIREPOIX: A classic blend of diced onions, celery and carrots, this veggie mix is the perfect starter for all your meals, from soups, saut�s and sauces to stir-fries and scrambles.
  • CERTIFIED ORGANIC: Frozen vegetables are organically farmed and Non-GMO Project Verified.
  • QUICK AND EASY: Empty frozen veggie mix into a skillet and cook on the stove-top for an wholesome dish ready in minutes.
  • WORKING WITH NATURE: At Cascadian Farm, organic farmers work with nature to build rich, healthy soil and preserve biodiversity and critical water resources. Our crops are grown without the use of genetic engineering or synthetic pesticides and...
  • VISIT OUR HOME FARM: Head to CascadianFarm.com for information on our Organic Home Farm in Skagit Valley, WA and assortment of over 75 delicious, high-quality organic products.
No. 5
Amazon Grocery, Diced Yellow Onion, 10 Oz
  • One 10-ounce container of Diced Yellow Onion
  • Some of your favorite Fresh Brand products are now part of the Amazon Grocery brand! Although packaging may vary during the transition, the ingredients and product remain the same. Thank you for your continued trust in our brands
  • Amazon Grocery has all the favorites you love for less. You’ll find everything you need for great-tasting meals in one shopping trip.
  • Feed your every day with Amazon Grocery
No. 7
Birds Eye Fire Roasted Peppers & Onions, Frozen Vegetables, 12 oz. Bag
  • Contains one 12 oz. bag of Birds Eye Fire Roasted Peppers & Onions
  • Enjoy premium peppers & onions seasoned & fire roasted to perfection
  • These frozen peppers & onions contain no preservatives, artificial flavors or colors
  • Perfect for quick weeknight dinners or simple side dishes
  • Stock your freezer with Birds Eye vegetables
No. 8
Amazon Grocery, Diced Red Onion, 10 Oz
  • One 10-ounce container of Diced Red Onion
  • Some of your favorite Fresh Brand products are now part of the Amazon Grocery brand! Although packaging may vary during the transition, the ingredients and product remain the same. Thank you for your continued trust in our brands
  • Amazon Grocery has all the favorites you love for less. You’ll find everything you need for great-tasting meals in one shopping trip.
  • Feed your every day with Amazon Grocery
No. 9
Amazon Grocery, Yellow Onions, 3 Lb
  • One 3 pound bag of Yellow Onions
  • Product of USA
  • Amazon Grocery has all the favorites you love for less. You’ll find everything you need for great-tasting meals in one shopping trip
  • Feed your every day with Amazon Grocery
No. 10
Yellow Onion, 1 Each
  • Grown in United States
  • Don't refrigerate or place in plastic bags.
  • Onions like to breathe, so keep them in a well-ventilated area like your pantry

Last update on 2026-07-19 / Affiliate links / Images from Amazon Product Advertising API

How to Choose the Best Frozen Onions

Usage Tips

Frozen onions can be used in most recipes that call for fresh onions, often without needing to thaw them first. For sautéing, you can add them directly to a hot pan with a little oil or butter. If a recipe specifies a certain cooking time for fresh onions, you might find that frozen ones cook slightly faster due to their initial state. They are excellent for bulking up sauces, chilis, and pasta dishes.

Frequently Asked Questions

Can I use frozen onions in place of fresh onions in any recipe?
Yes, for most cooked dishes, frozen onions can be substituted for fresh. They integrate well into soups, stews, sauces, and stir-fries. For recipes where raw onion flavor is crucial, like a fresh salsa, fresh onions are generally preferred for their crisp texture and sharper taste.
Do frozen onions taste different from fresh onions?
Frozen onions tend to have a slightly milder flavor than fresh ones, as the freezing process can alter some of the volatile aromatic compounds. However, the difference is often negligible once incorporated into cooked dishes. They still provide that essential onion essence.
How long do frozen onions last?
When stored properly in a deep freezer at 0u00b0F (-18u00b0C) or below, frozen onions can maintain good quality for up to 12 months. For best results in terms of flavor and texture, it's recommended to use them within 6 months of purchase.
Can I thaw frozen onions before cooking?
While you can thaw frozen onions in the refrigerator, it's often unnecessary and can lead to a softer texture. For most cooking applications, adding them directly from frozen is recommended. This helps them retain some firmness and cook more evenly.
What is the best way to store opened frozen onions?
After opening a bag of frozen onions, ensure it is tightly resealed to prevent freezer burn and moisture loss. Press out as much air as possible before closing. Storing in an airtight container or a freezer-safe bag can further protect them.