Got too much zucchini? Don’t toss it—freeze it! Whether your garden exploded with summer squash or your neighbor dropped off another basket, freezing zucchini is a simple way to enjoy your harvest year-round. Learn two easy methods—sliced or grated—and discover delicious recipes for soups, baking, and more.
Sure, you could bake a LOT of Zucchini Bread and freeze it for future potlucks. But what about the many other zucchini dishes?
Freeze it for later use in soups, stews, lasagna, baking, and so much more!
How to Freeze Zucchini
1. Sliced Zucchini (Needs Blanching)
- Choose young squash (smaller than 6 inches long).
- Wash the zucchini.
- Cut the zucchini into one-and-a-half-inch rounds.
- Blanch it in boiling water for 3 minutes.*
- Cool promptly by placing zucchini rounds into ice water and leaving for 3 minutes; drain the slices and pat dry as needed.
- Place in freezer-safe container, leaving 1/2-inch head space. Seal.
*To steam blanch, use a pot with a tight lid and a basket that holds the zucchini at least three inches above the bottom of the pot. Put an inch or two of water in the pot and bring the water to a rolling boil. Put the zucchini in the basket or colander—making sure zucchini isn’t lost into the water—in a single layer so that steam reaches all parts quickly. Cover the pot and keep heat high. Start counting steaming time as soon as the lid is on.
2. Grated Zucchini (Without Blanching)
Grated zucchini is best for baking. You may freeze grated zucchini without blanching.
You may absolutely put grated zucchini into a freezer bag or other freezer-safe containers, mark the amount to track volume, and freeze it. Thaw to use. Your zucchini will retain most of its volume when thawed, and you may use any liquid formed in your recipes.
- Choose young squash—smaller than 6 inches long.
- Wash and grate.
- Steam-blanch grated zucchini** in small quantities for 1 to 2 minutes.
- Drain and cool the grated zucchini in icy water, leaving for 1 to 2 minutes.
- Place measured amounts of grated zucchini into freezer-safe containers or freezer bags. Leave ½-inch headspace.
- Squeeze out as much air as you can or use a straw to suck out the air from the freezer bags. Mark the amount. Thaw to use!
Alternatively, freeze smaller portions in an ice cube tray. When the cubes are solid, remove them from the tray and put them into a freezer bag.
**To steam blanch, use a pot with a tight lid and a basket that holds the food at least three inches above the bottom of the pot. Put an inch or two of water in the pot and bring the water to a boil. Put the vegetables in the basket in a single layer so that steam reaches all parts quickly. Cover the pot and keep the heat high. Start counting steaming time as soon as the lid is on.
With so many options, you’ll never say “no” to zucchini!
Zucchini Freezing Troubleshooting Chart
| Problem | Possible Cause | How to Fix or Prevent It Next Time |
|---|---|---|
| Zucchini turned mushy after thawing | Skipped blanching or over-blanched the slices | Blanch sliced zucchini for only 3 minutes, then cool immediately in ice water to stop cooking. |
| Zucchini has ice crystals or freezer burn | Not enough air removed from the bag or container | Use freezer-safe bags and remove excess air (use a straw or vacuum sealer). Freeze quickly to prevent moisture loss. |
| Zucchini lost color or flavor | Stored too long or not blanched properly | Use within 10–12 months for best taste and texture. Always blanch sliced zucchini before freezing. |
| Watery zucchini after thawing | Thawed at room temperature | Thaw in the refrigerator overnight or add frozen directly to soups and stews to preserve texture. |
| Zucchini clumped together in the freezer | Didn’t pre-freeze pieces before storing | Spread zucchini on a baking sheet to freeze individually before transferring to a bag. |
| Bitter taste | Overripe or oversized zucchini used | Choose young squash under 6 inches long for best flavor and texture when freezing. |
Are you looking for zucchini recipe ideas? How about Zucchini Soup, Zucchini Pancakes, Zucchini Pizza, or Lemon-zucchini Muffins, and more of our Best Zucchini Recipes
How do you use your zucchini? Please share below!
Introduction to Preserving
Freezing
Making Quick Pickles
Making Quick Jams: Refrigerator or Freezer Jam
Vinegars
Water-Bath Canning
How to Can Tomatoes
How to Can Pickles
How to Can Jam and Jelly
Drying
Salting and Brining
Fermenting
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