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To grill a spaghetti squash, you simply cut it in half, scoop out the seeds, and place it cut-side down on a hot grill until the skin is charred and the inside is tender enough to shred into strands.
It’s one of the easiest ways to cook this amazing vegetable, and the grill adds a subtle smoky flavor that you just can’t get from an oven.
If you’ve been wondering how to grill a spaghetti squash without turning it into a mushy mess, you’re in the right place.
In this post, we’ll walk through exactly how to grill a spaghetti squash, from picking the right one at the store to getting those perfect noodle-like strands every single time.
Let’s fire up the grill and get started.
How to Grill a Spaghetti Squash Perfectly Every Time
Learning how to grill a spaghetti squash is really about understanding a few key steps.
Once you nail these, you’ll be grilling spaghetti squash like a pro for years to come.
1. Choose the Right Spaghetti Squash
Before you even think about grilling, you need a good squash.
Look for one that feels heavy for its size and has a firm, vibrant yellow skin without any soft spots.
A good spaghetti squash should sound slightly hollow when you tap it, which tells you the inside is ready to shred.
Avoid any squash with green patches, as those aren’t fully ripe yet.
2. Prep the Squash for the Grill
The hardest part of how to grill a spaghetti squash is actually cutting it.
These things are tough, so use a sharp chef’s knife and rock it through the middle lengthwise.
Once it’s halved, scoop out the seeds and stringy bits with a spoon, just like you would with a pumpkin.
Then brush the cut sides with a little olive oil and season with salt and pepper.
That’s really all the prep you need before grilling spaghetti squash.
3. Set Up Your Grill for Medium-High Heat
For grilling spaghetti squash, you want a clean, well-oiled grill grate over medium-high heat.
If you’re using a gas grill, preheat it for about 10 to 15 minutes with the lid closed.
For a charcoal grill, wait until the coals are covered in gray ash and you can hold your hand above the grate for only 3 to 4 seconds.
4. Grill Cut-Side Down First
Place the squash halves cut-side down directly on the grate.
This is the secret to how to grill a spaghetti squash that gets those beautiful char marks and caramelized edges.
Close the lid and let them cook undisturbed for about 8 to 10 minutes.
Don’t move them around, just let the grill do its magic.
5. Flip and Finish Cooking
After the cut side is nicely charred, flip the squash over so the skin side is down.
Close the lid again and cook for another 15 to 20 minutes.
The exact time for grilling spaghetti squash depends on the size, so start checking around the 15-minute mark.
It’s done when a fork pierces the flesh easily and the inside shreds into strands.
Tips for Grilling Spaghetti Squash Like a Pro
Now that you know the basics of how to grill a spaghetti squash, here are a few tips to make it even better.
1. Don’t Overcook It
The biggest mistake when grilling spaghetti squash is leaving it on too long.
Overcooked squash turns mushy and loses that signature spaghetti-like texture.
Pull it off the grill while the strands are still slightly firm, and they’ll continue to soften as they rest.
2. Use a Sharp Fork to Shred
Once your grilled spaghetti squash is cool enough to handle, grab a fork and scrape the inside lengthwise.
The flesh will separate into beautiful, noodle-like strands, which is exactly why this vegetable is so popular.
3. Season After Grilling
The grill adds plenty of smoky flavor on its own, so you don’t need to go crazy with seasonings before cooking.
After you’ve shredded your grilled spaghetti squash, that’s the time to toss it with garlic, herbs, Parmesan, or your favorite pasta sauce.
4. Watch for Flare-Ups
Because of the oil on the squash, you might get some flare-ups on the grill.
Just keep the lid on and move the squash to a cooler part of the grate if things get too smoky.
This is a normal part of grilling spaghetti squash, but you don’t want the outside to burn before the inside is tender.
5. Let It Rest Before Shredding
Just like a good steak, grilled spaghetti squash benefits from a short rest.
Give it 5 minutes off the heat before you start shredding, and the strands will hold together much better.
So, How Do You Grill a Spaghetti Squash?
To grill a spaghetti squash, you cut it in half, scoop out the seeds, brush it with oil, and grill it cut-side down over medium-high heat until it’s tender and shreddable.
It’s a simple process, but the payoff is huge.
Whether you’re looking for a healthier alternative to pasta or just want to try something new on the grill, grilling spaghetti squash is a fantastic choice.
Now that you know how to grill a spaghetti squash, grab one at the store, fire up your grill, and enjoy those smoky, noodle-like strands in your next meal.