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To cut squash for grilling, you want thick, even slabs or planks that can hold up to the heat without turning to mush.
The good news is that cutting squash for grilling is simple once you know a few tricks.
Whether you’re working with butternut, acorn, zucchini, or delicate, the method stays pretty much the same.
In this post, we’ll walk through exactly how to cut squash for grilling so you get those perfect char marks every time.
Let’s dive in.
How to Cut Squash for Grilling
Cutting squash for grilling starts with choosing the right size and shape for your grill grates.
The goal is to create flat, sturdy pieces that won’t fall apart when you flip them.
Here’s how to do it step by step.
1. Wash and Dry Your Squash
Before you cut squash for grilling, give it a good rinse under cool water.
Pat it completely dry with a clean towel.
Dry squash grips the grill better and gets those nice caramelized edges instead of steaming.
2. Trim the Ends
Lay your squash on a sturdy cutting board.
Use a sharp chef’s knife to slice off both ends.
This gives you a stable base so the squash won’t roll while you cut it for grilling.
3. Cut It in Half Lengthwise
Stand the squash upright on one flat end.
Carefully cut it straight down the middle from top to bottom.
For larger squash like butternut, you may need to rock the blade gently through the denser neck.
4. Scoop Out the Seeds
Once halved, use a spoon to scrape out the seeds and stringy pulp.
This step matters when you cut squash for grilling because seeds burn quickly and add bitterness.
5. Slice Into Grilling-Ready Pieces
Now comes the main event.
For firmer squash like butternut or acorn, cut crosswise into half-moon slabs about ½ to ¾ inch thick.
For softer squash like zucchini or yellow crookneck, cut lengthwise into planks about ½ inch thick.
This is the heart of how to cut squash for grilling: keep pieces uniform so they cook evenly.
Best Squash Varieties for Grilling
Not all squash behave the same on the grill.
Some hold their shape beautifully, while others turn soft fast.
Here’s a quick rundown to help you pick.
1. Zucchini and Yellow Squash
These are the easiest to cut squash for grilling because they’re tender and quick-cooking.
Slice them lengthwise into planks so they don’t fall through the grates.
2. Butternut Squash
Butternut is dense and sweet, perfect for grilling.
Peel it first if you like, then cut into slabs or cubes for skewers.
3. Acorn and Delicata Squash
These are great cut into rings or wedges.
Delicata skin is edible, so no peeling needed when you cut squash for grilling.
4. Spaghetti Squash
Cut it in half lengthwise, scoop the seeds, and grill cut-side down.
The strands stay intact and get a lovely smoky flavor.
Tips for Grilling Squash Perfectly
Once you know how to cut squash for grilling, a few extra tips will take you from good to great.
1. Oil and Season Generously
Brush each piece with olive oil and season with salt and pepper.
Oil prevents sticking and helps the outside caramelize.
2. Preheat Your Grill
A hot grill is key.
Aim for medium-high heat, around 400–450°F.
3. Don’t Move Them Too Soon
Let the squash sit for 4–5 minutes before flipping.
It releases naturally when it’s ready.
4. Use a Grill Basket for Small Pieces
If you cut squash for grilling into cubes or small chunks, a grill basket keeps everything in place.
So, How Do You Cut Squash for Grilling?
You cut squash for grilling by washing it, trimming the ends, halving it lengthwise, scooping the seeds, and slicing it into thick, even slabs or planks.
Firmer squash like butternut and acorn work best as half-moons, while zucchini and yellow squash shine as lengthwise planks.
The key is keeping pieces uniform and thick enough to survive the grates.
With these steps, you’ll be grilling squash like a pro in no time.
Happy grilling.