Hearty Cheesy Broccoli Spaghetti Squash Bake

Featured in Evening Meals.

Cheesy Broccoli Spaghetti Squash bake - a comforting, veggie-packed meal. Learn my easy, cheesy recipe for a satisfying dinner.
Casey - Recipe Author
Updated on Fri Jan 09 2026 at 08:41 AM
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Hearty Cheesy Broccoli Spaghetti Squash Bake | Recipes by HomeChef

I remember the first time I attempted spaghetti squash. It was a chaotic Tuesday evening, after a particularly long day, and I just wanted something comforting, but not heavy. I’d seen recipes, but never quite dared. The kitchen was a mess, honestly, but when that first forkful of tender squash strands mixed with creamy, cheesy sauce hit, I knew I had a winner. This Cheesy Broccoli Spaghetti Squash bake isn't just a meal, it’s a hug on a plate, a little bit of magic I stumbled into. It brings such warmth to our table, especially when the weather turns chilly.

One time, I got a little too ambitious with the cheese sauce and it clumped up like a sad, cheesy rock. Oops! I learned then to whisk, whisk, whisk, and keep the heat gentle. Another time, I roasted the squash too long and it was almost mush. Now, I watch it like a hawk. These little kitchen adventures just make the Cheesy Broccoli Spaghetti Squash recipe feel more like mine, you know? It's all part of the home cooking charm.

Ingredients for Cheesy Broccoli Spaghetti Squash

  • Spaghetti Squash: The star, of course! Don't be intimidated, it's easier than it looks, honest. I once bought one so small it was practically a toy, learned to pick a good medium-sized one for real servings.
  • Broccoli Florets: Fresh is always better here, hon. I tried frozen once when I was in a pinch, and it just didn't have that snap. Plus, who doesn't love green veggies in their Cheesy Broccoli Spaghetti Squash?
  • Unsalted Butter: For richness, and because you control the salt later. I accidentally used salted once and boy, was that dinner a salty surprise! Don't make my mistake.
  • All-Purpose Flour: Our little thickening secret. You could try a gluten-free blend, I've heard it works, but I haven't personally tried it. For me, the classic always delivers that smooth sauce.
  • Whole Milk: Please, for the love of all things creamy, don't use skim milk. Just don't. It won't give you that luxurious, comforting sauce this Cheesy Broccoli Spaghetti Squash deserves.
  • Sharp Cheddar Cheese: The sharper, the better! This is where the 'cheesy' in Cheesy Broccoli Spaghetti Squash really shines. I always grate my own, pre-shredded has weird anti-caking stuff that can make it less melty.
  • Parmesan Cheese: Just a little, for that extra salty, nutty kick. It adds depth, trust me. Sometimes I add a tiny bit more if I'm feeling fancy or just really craving that umami.
  • Garlic Powder: Easy garlic flavor without mincing. I usually add a little extra because, well, it's garlic!
  • Onion Powder: A subtle sweetness that rounds out the flavors. It's my secret weapon for adding a background depth without any oniony chunks.
  • Nutmeg: A tiny pinch, honestly, it's a game-changer in cheese sauces. Don't skip it! It just adds this je ne sais quoi that makes the sauce sing.
  • Salt and Black Pepper: To taste, of course. I'm always tasting as I go, it's the only way to get it just right. My dad always said, 'Season, taste, season again!'
  • Fresh Parsley, chopped (optional): For a pop of color and freshness. It makes the Cheesy Broccoli Spaghetti Squash look all fancy, even if it was a weeknight throw-together.

How to Make Cheesy Broccoli Spaghetti Squash

Prep the Cheesy Broccoli Spaghetti Squash:
Okay, first things first, preheat your oven to 400°F (200°C). Carefully halve your spaghetti squash lengthwise. This can be a bit of a workout, hon, so be careful with that knife! Scoop out the seeds and stringy bits I always make a little mess here, honestly. Drizzle the cut sides with a tiny bit of olive oil, sprinkle with salt and pepper. Place them cut-side down on a baking sheet. I usually roast mine for about 35-45 minutes, until tender. You want it soft enough to easily pull out those lovely strands.
Steam the Broccoli for Cheesy Broccoli Spaghetti Squash:
While the squash is doing its thing, get your broccoli ready. I chop mine into bite-sized florets, nobody wants a giant tree in their mouth, right? Steam them until they’re tender-crisp. You don't want them mushy, because they’ll cook a bit more in the sauce. I usually just pop them in a steamer basket over boiling water for about 3-5 minutes. They should still have a vibrant green color and a little resistance when you bite into them, perfect for the Cheesy Broccoli Spaghetti Squash.
Make the Cheesy Sauce:
In a medium saucepan, melt your butter over medium heat. This is where I always get distracted and almost burn it, so stay focused! Whisk in the flour and cook for about 1-2 minutes, stirring constantly, until it forms a pale, golden roux. It should smell a little nutty, a good sign! Slowly, slowly, whisk in the milk, making sure to get rid of any lumps. This step is crucial for a smooth sauce, so take your time and be patient.
Stir in the Cheesy Goodness:
Once your milk mixture is smooth and starting to thicken, reduce the heat to low. Stir in the cheddar cheese, Parmesan, garlic powder, onion powder, salt, pepper, and that tiny pinch of nutmeg. Keep stirring until all the cheese is beautifully melted and the sauce is wonderfully creamy. Taste it here, hon! Adjust seasonings as needed. This is your moment to make the Cheesy Broccoli Spaghetti Squash sauce perfectly yours.
Combine and Bake the Cheesy Broccoli Spaghetti Squash:
When the spaghetti squash is done, let it cool for a few minutes. Then, using a fork, gently scrape out the strands into a large bowl. It’s so satisfying to see those "spaghetti" strands appear! Add the steamed broccoli and pour that glorious cheese sauce all over everything. Stir it gently to combine. If you want, you can transfer this mixture to a baking dish for an extra bubbly top, making a truly comforting Cheesy Broccoli Spaghetti Squash bake.
Final Touches for Your Cheesy Broccoli Spaghetti Squash:
Pop that baking dish back into the oven for about 10-15 minutes, or until it’s hot, bubbly, and the cheese on top is slightly golden. Oh, the smells filling your kitchen at this point! It's pure comfort. I love seeing those little browned bits of cheese. Serve it immediately, perhaps with a sprinkle of fresh parsley if you're feeling fancy. Enjoy your warm, comforting Cheesy Broccoli Spaghetti Squash!

There was one evening, after a particularly rough week, where I just needed something simple and nourishing. My little one was "helping" by tossing broccoli florets onto the floor, and I almost gave up. But then the smell of the roasting squash and the melting cheese filled the air, and suddenly, everything felt a little brighter. This Cheesy Broccoli Spaghetti Squash recipe always reminds me that even in kitchen chaos, there's warmth and comfort.

Cheesy Broccoli Spaghetti Squash Storage Tips

Okay, so for leftovers, this Cheesy Broccoli Spaghetti Squash holds up pretty well, honestly. I usually scoop any extra into an airtight container and pop it in the fridge. It'll stay good for about 3-4 days. Now, a word of caution: I microwaved it once on high for too long, and the sauce got a little oily and separated so don't do that, lol. Gentle reheating on the stovetop with a splash of milk or in the oven at a low temp works best. The squash can get a tiny bit softer, but the flavors are still there, making for a delicious lunch the next day! It's a lifesaver for busy afternoons.

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Hearty Cheesy Broccoli Spaghetti Squash Bake - Image 1 | Recipes by HomeChef

Cheesy Broccoli Spaghetti Squash Ingredient Swaps

I've played around with this Cheesy Broccoli Spaghetti Squash recipe a bit. For the broccoli, you could totally use spinach or even chopped kale I tried spinach once, and it wilted beautifully into the sauce, making it a bit lighter. For the cheese, a mix of Gruyère and white cheddar would be dreamy, giving it a more sophisticated flavor. I tried Monterey Jack once, and it melted well but was a bit milder than I prefer. If you’re dairy-free, you could try plant-based butter and milk, along with a good quality vegan cheddar, though I haven't personally perfected that swap yet. Experiment and see what you like in your Cheesy Broccoli Spaghetti Squash!

Serving Your Cheesy Broccoli Spaghetti Squash

This Cheesy Broccoli Spaghetti Squash is truly a meal in itself, but sometimes I like to make it a whole experience. A simple side salad with a light vinaigrette is always a winner to cut through the richness. For drinks, a crisp white wine or even just a sparkling water with a lemon wedge works beautifully. And honestly, for a cozy night in, this dish paired with a silly rom-com and a comfy blanket? Yes please! It’s the kind of comforting food that just makes you want to snuggle up and enjoy the simple things.

The Story Behind Cheesy Broccoli Spaghetti Squash

Spaghetti squash isn't exactly an ancient, culturally significant ingredient in the same way pasta is, but its rise in popularity as a veggie "noodle" alternative is a modern culinary phenomenon! For me, discovering Cheesy Broccoli Spaghetti Squash was part of my journey to eat more vegetables without feeling like I was missing out on comfort food. It speaks to a contemporary desire for lighter, yet still deeply satisfying, meals. It's my personal twist on classic mac and cheese, making vegetables the star in a way that feels both familiar and exciting, and honestly, a bit of a kitchen revelation.

So there you have it, my heartfelt take on Cheesy Broccoli Spaghetti Squash. It's a dish that's seen me through busy weeknights and quiet, reflective evenings. It’s honest, a little messy, and always delivers on comfort. I hope it brings as much warmth to your kitchen as it does to mine. Give it a try, experiment a little, and tell me how your version turns out! I love hearing about your kitchen adventures.

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Hearty Cheesy Broccoli Spaghetti Squash Bake - Image 2 | Recipes by HomeChef

Cheesy Broccoli Spaghetti Squash FAQs

→ Can I make Cheesy Broccoli Spaghetti Squash ahead of time?

You can definitely roast the spaghetti squash and steam the broccoli a day or two in advance. Store them separately in the fridge. Then, just whip up the cheese sauce and combine everything when you're ready to bake. Makes weeknight dinners much smoother, honestly!

→ What if my cheese sauce is lumpy?

Oh, I've been there! If it's a little lumpy, don't panic. You can try whisking vigorously over low heat, or for really stubborn lumps, carefully pass the sauce through a fine-mesh sieve. It's a little extra step, but it saves the creamy texture for your Cheesy Broccoli Spaghetti Squash.

→ Can I add other vegetables to Cheesy Broccoli Spaghetti Squash?

Absolutely! I've tossed in sautéed mushrooms or bell peppers before. Just make sure they're cooked tender-crisp before adding them to the mix, so they don't release too much water and dilute your lovely Cheesy Broccoli Spaghetti Squash sauce.

→ How do I know when the spaghetti squash is cooked through?

The best way to tell is if you can easily pierce the skin with a fork and the flesh is tender. When you scrape it with a fork, the strands should pull away easily. If it's still firm, give it another 5-10 minutes. Overcooking makes it mushy, so keep an eye on it for your Cheesy Broccoli Spaghetti Squash.

→ Is Cheesy Broccoli Spaghetti Squash good for meal prep?

It is! As I mentioned, it reheats well. I often make a big batch and portion it out for lunches. Just remember to reheat gently to keep that sauce creamy. It's a great way to have a comforting, veggie-packed meal ready to go.

Hearty Cheesy Broccoli Spaghetti Squash Bake

Cheesy Broccoli Spaghetti Squash bake - a comforting, veggie-packed meal. Learn my easy, cheesy recipe for a satisfying dinner.

4.3 out of 5
(90 reviews)
Prep Time
20 Minutes
Cook Time
45 Minutes
Total Time
65 Minutes
By: Casey

Category: Evening Meals

Difficulty: Intermediate

Cuisine: American Comfort

Yield: 4 Servings

Dietary: Vegetarian

Published: Sat Nov 22 2025 at 08:38 PM

Last Updated: Fri Jan 09 2026 at 08:41 AM

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Ingredients

→ Base Ingredients

01 1 medium spaghetti squash (about 3 lbs)
02 3 cups broccoli florets
03 3 tablespoons unsalted butter
04 3 tablespoons all-purpose flour
05 2 cups whole milk

→ Flavor Boosters & Cheese

06 1 1/2 cups sharp cheddar cheese, freshly grated
07 1/2 cup Parmesan cheese, freshly grated
08 1 teaspoon garlic powder
09 1/2 teaspoon onion powder
10 Pinch of nutmeg

→ Seasonings

11 Salt and freshly ground black pepper, to taste
12 1 tablespoon olive oil (for squash)

→ Finishing Touches (Optional)

13 2 tablespoons fresh parsley, chopped

Instructions

Step 01

Okay, first things first, preheat your oven to 400°F (200°C). Carefully halve your spaghetti squash lengthwise. This can be a bit of a workout, hon, so be careful with that knife! Scoop out the seeds and stringy bits – I always make a little mess here, honestly. Drizzle the cut sides with a tiny bit of olive oil, sprinkle with salt and pepper. Place them cut-side down on a baking sheet. I usually roast mine for about 35-45 minutes, until tender. You want it soft enough to easily pull out those lovely strands.

Step 02

While the squash is doing its thing, get your broccoli ready. I chop mine into bite-sized florets, nobody wants a giant tree in their mouth, right? Steam them until they’re tender-crisp. You don't want them mushy, because they’ll cook a bit more in the sauce. I usually just pop them in a steamer basket over boiling water for about 3-5 minutes. They should still have a vibrant green color and a little resistance when you bite into them, perfect for the Cheesy Broccoli Spaghetti Squash.

Step 03

In a medium saucepan, melt your butter over medium heat. This is where I always get distracted and almost burn it, so stay focused! Whisk in the flour and cook for about 1-2 minutes, stirring constantly, until it forms a pale, golden roux. It should smell a little nutty, a good sign! Slowly, slowly, whisk in the milk, making sure to get rid of any lumps. This step is crucial for a smooth sauce, so take your time and be patient.

Step 04

Once your milk mixture is smooth and starting to thicken, reduce the heat to low. Stir in the cheddar cheese, Parmesan, garlic powder, onion powder, salt, pepper, and that tiny pinch of nutmeg. Keep stirring until all the cheese is beautifully melted and the sauce is wonderfully creamy. Taste it here, hon! Adjust seasonings as needed. This is your moment to make the Cheesy Broccoli Spaghetti Squash sauce perfectly yours.

Step 05

When the spaghetti squash is done, let it cool for a few minutes. Then, using a fork, gently scrape out the strands into a large bowl. It’s so satisfying to see those "spaghetti" strands appear! Add the steamed broccoli and pour that glorious cheese sauce all over everything. Stir it gently to combine. If you want, you can transfer this mixture to a baking dish for an extra bubbly top, making a truly comforting Cheesy Broccoli Spaghetti Squash bake.

Step 06

Pop that baking dish back into the oven for about 10-15 minutes, or until it’s hot, bubbly, and the cheese on top is slightly golden. Oh, the smells filling your kitchen at this point! It's pure comfort. I love seeing those little browned bits of cheese. Serve it immediately, perhaps with a sprinkle of fresh parsley if you're feeling fancy. Enjoy your warm, comforting Cheesy Broccoli Spaghetti Squash!

Notes

  1. Don't overcook the spaghetti squash, it turns mushy, and you lose those lovely strands.
  2. Whisk your roux and milk slowly for a lump-free cheese sauce – I learned this the hard way!
  3. Always grate your own cheese for the best melt and flavor in this Cheesy Broccoli Spaghetti Squash.
  4. For an extra golden, bubbly top, pop it under the broiler for a minute or two at the very end.

Tools You'll Need

  • Baking sheet
  • large knife
  • cutting board
  • medium saucepan
  • whisk
  • large bowl
  • baking dish (optional)

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Dairy
  • Gluten (if using all-purpose flour)

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 450
  • Total Fat: 28g
  • Total Carbohydrate: 30g
  • Protein: 25g

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