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You can freeze basil easily, and it’s one of the best ways to enjoy that fresh summer flavor all year long.
If you’ve ever wondered how to freeze basil without it turning into a brown, mushy mess, you’re in the right place.
Freezing basil is simple, but doing it the right way makes all the difference in texture and taste.
In this post, we’ll walk through the best methods for freezing basil, how to prep it, and what to avoid so your frozen basil stays vibrant and delicious.
Let’s dive in and get that basil ready for the freezer.
Why Freeze Basil At All?
Freezing basil is a smart move if you grow your own or buy it in big bunches.
Fresh basil only lasts a few days in the fridge, and drying it can change the flavor completely.
When you freeze basil, you lock in that fresh, peppery, almost sweet aroma that makes pesto and pasta sauces shine.
So if you’re asking how to freeze basil effectively, the answer starts with choosing the right method for how you plan to use it later.
1. Freeze Basil Leaves Whole
The easiest way to freeze basil is to do it with whole leaves, plain and simple.
Start by washing your basil leaves gently and patting them completely dry with a towel.
Any moisture left on the leaves will cause ice crystals, and those crystals make the basil turn slimy when thawed.
Place the dry leaves in a single layer on a baking sheet lined with parchment paper.
Pop the tray in the freezer for about an hour or two until the leaves are solid.
Once they’re frozen, transfer the leaves to a zip-top bag or airtight container.
This method is perfect for when you need to grab a few whole leaves for garnishing or wrapping around cheese.
2. Freeze Basil As Ice Cubes
If you want to freeze basil for cooking, the ice cube trick is a total game changer.
Chop your basil finely, then stuff it into ice cube trays, filling each compartment about halfway.
Top off each cube with water, olive oil, or even chicken broth, and freeze until solid.
Once frozen, pop the basil cubes out and store them in a freezer bag.
This way, you can freeze basil in ready-to-use portions, and each cube is the perfect size for a pot of soup or a skillet of sautéed veggies.
Using olive oil in the cubes works great because it infuses the basil flavor even more, and the oil prevents the basil from getting icy.
3. Freeze Basil As Pesto
One of the most delicious ways to freeze basil is to turn it into pesto first.
Blend fresh basil with garlic, pine nuts, Parmesan, and olive oil until smooth, just like you normally would.
Spoon the pesto into ice cube trays or small jars, leaving a little space at the top for expansion.
Freeze the pesto, then transfer the cubes to a bag once solid.
This not only helps you freeze basil, but it also gives you instant dinner sauce on a busy weeknight.
You can also freeze basil pesto in a zip-top bag, flattening it out so it stores thin and defrosts quickly.
How To Prep Basil For Freezing The Right Way
Before you freeze basil, a little prep work goes a long way in keeping the quality high.
First, pick through the leaves and remove any that are wilted, bruised, or yellowing.
Wash the good leaves in cold water to get rid of dirt and tiny bugs, since basil often hides them in its folds.
Dry the leaves thoroughly using a salad spinner or by laying them on clean kitchen towels.
This drying step is crucial because the main enemy of frozen basil is excess moisture.
Also, decide whether you want to freeze basil leaves whole or chopped, and prep accordingly before you start the freezing process.
Use The Blanching Method (Optional)
Some people like to blanch basil before freezing to preserve the bright green color.
To blanch, dunk the leaves in boiling water for just two seconds, then immediately plunge them into ice water.
Pat them dry and freeze basil leaves using the tray method mentioned above.
Blanching deactivates the enzymes that cause browning, so your frozen basil stays greener for months.
The trade-off is that blanched basil loses a tiny bit of that fresh raw flavor, so it’s better for cooked dishes.
If you plan to use your frozen basil in pesto or as a fresh garnish, skip the blanching and freeze it raw instead.
How Long Can You Freeze Basil?
Frozen basil doesn’t last forever, but it will stay good for a solid stretch.
When stored properly in an airtight container or freezer bag, frozen basil keeps its best quality for about six to eight months.
After that, it’s still safe to eat, but the flavor and color will start to fade.
Make sure to label your bags with the date you freeze basil so you know which batch to use first.
If you’ve frozen basil in oil, keep in mind that the oil might go rancid faster than plain leaves, so use those cubes within four to six months.
Best Ways To Use Frozen Basil
Once you’ve learned how to freeze basil, you need to know how to use it, because frozen basil isn’t exactly like fresh.
Frozen basil will be softer and slightly watery when thawed, so it’s best used in cooked dishes rather than as a crunchy salad topping.
Toss the frozen cubes straight into simmering soups, stews, marinara sauce, or curry, and stir until they melt.
For pesto made from frozen basil, thaw it in the fridge overnight and use it on pasta, sandwiches, or as a marinade for chicken.
You can also add frozen basil leaves directly to a hot pan with olive oil, letting the heat release the flavor as they thaw.
Just avoid using frozen basil on top of fresh pizza, because the extra moisture will make the crust soggy.
Pro Tip: Squeeze Out Excess Liquid
If you thaw frozen basil and notice it’s watery, that’s totally normal.
To fix it, place the thawed basil in a clean kitchen towel and gently squeeze out the extra liquid.
This concentrates the flavor and prevents your dish from becoming too soupy.
It’s a tiny step, but it makes a big difference when you’re using frozen basil in pesto or as a filling.
Mistakes To Avoid When You Freeze Basil
Freezing basil is forgiving, but a couple of common mistakes can ruin your batch.
Don’t freeze basil without drying it first, because wet leaves turn into a solid block of ice that’s impossible to separate.
Don’t freeze the whole bunch in one giant bag, because you’ll have to thaw everything just to grab a few leaves.
Don’t leave your frozen basil in the freezer door, as the temperature fluctuates there and causes freezer burn.
And don’t refrigerate basil before you freeze it, since the fridge actually damages basil’s delicate leaves faster.
Stick to these rules, and your frozen basil will taste almost as good as the day you picked it.
So, How To Freeze Basil?
You can freeze basil successfully with just a few simple steps and the right storage method.
The best way to freeze basil depends on your needs, but whole leaves in the tray, cubes in oil, and pre-made pesto are all excellent choices.
Just remember to dry the leaves well, portion them out for convenience, and use airtight packaging to keep out the cold air.
With these techniques, you’ll never waste another sad bunch of basil again, and you’ll have summer flavor ready whenever you need it.
So go ahead, freeze a big batch of basil this week, and thank yourself later when you’re adding fresh taste to winter meals.
Happy freezing, and enjoy your vibrant, flavorful basil all year round.