Gluten-Free Spaghetti Squash with Ground Turkey

I’m always looking for ways to make dinner feel lighter without skipping on flavor. After the holidays or a weekend of heavy meals, my family appreciates something that doesn’t leave us feeling weighed down. That’s when I turn to spaghetti squash.

The thing I love about spaghetti squash is that it gives you that pasta experience without all the heaviness. You still get to twirl your fork and pile on the sauce and cheese. And when you pair it with lean ground turkey and a good marinara, you’ve got yourself a dinner that satisfies everyone at the table.

This recipe has become a regular in our rotation. It’s simple enough for a weeknight but also feels special. Plus, if you roast the squash ahead of time, you can have dinner on the table in less than thirty minutes. That’s a win in my book.

What Kind of Spaghetti Squash Should I Use?

When picking out a spaghetti squash at the store, look for one that feels heavy for its size and has a firm, smooth rind without any soft spots or cracks. A small to medium squash (around 2-3 pounds) is perfect for this recipe and will give you just the right amount of “noodles” to pair with your turkey and sauce. The color should be a pale yellow or cream – if it’s still got green patches, it’s not quite ripe yet. Once you cut it open and roast it, you’ll use a fork to scrape out the flesh, which naturally separates into those pasta-like strands that make this squash so fun to cook with.

Options for Substitutions

This recipe is easy to customize based on what you have in your kitchen:

• Ground turkey: You can easily swap ground turkey for ground chicken, lean ground beef, or ground pork. If you want to go meatless, try using crumbled Italian sausage or plant-based ground meat.
• Marinara sauce: Any tomato-based pasta sauce works here – try arrabbiata for some heat, or plain tomato sauce with your own seasonings. You can even use diced tomatoes with Italian herbs if that’s what you have on hand.
• Mozzarella cheese: Feel free to use whatever melty cheese you prefer. Provolone, Italian blend, or even cheddar will work. For a lighter option, part-skim mozzarella does the job just fine.
• Italian seasoning: Don’t have Italian seasoning? Mix together equal parts dried basil, oregano, and thyme. A pinch of dried parsley works too.
• Spaghetti squash: This is the one ingredient you really shouldn’t substitute, as the squash’s unique stringy texture is what makes this dish work. However, if you’re in a bind, zucchini noodles could work as a different low-carb option.

Watch Out for These Mistakes While Cooking

The biggest mistake people make with spaghetti squash is not cooking it long enough, which leaves you with crunchy, hard strands instead of tender, pasta-like threads – make sure to roast it until the flesh easily shreds with a fork, usually 40-50 minutes at 400°F.

Another common error is leaving too much moisture in the squash after cooking, so after you scrape out the strands, press them gently with paper towels or let them sit in a colander for a few minutes to avoid a watery casserole.

When browning the ground turkey, resist the urge to stir it constantly – let it sit undisturbed for a few minutes to develop a nice brown crust, which adds tons of flavor instead of steaming the meat.

Finally, don’t skip seasoning the squash itself before mixing everything together, as seasoning only the turkey mixture can leave your dish tasting bland and one-dimensional.

What to Serve With Spaghetti Squash?

This spaghetti squash with ground turkey is pretty filling on its own, but I love serving it with a simple side salad tossed with Italian dressing and some garlic bread on the side. The garlic bread is perfect for soaking up any extra marinara sauce left in your bowl. If you want to make it more of a complete meal, roasted vegetables like zucchini, bell peppers, or broccoli work really well alongside the squash. A sprinkle of extra parmesan cheese and fresh basil on top takes it to the next level without much effort.

Storage Instructions

Store: This spaghetti squash with ground turkey keeps really well in the fridge. Just put it in an airtight container and it’ll stay good for up to 4 days. I actually think it tastes even better the next day after all the flavors have had time to hang out together!

Freeze: You can freeze this for up to 3 months, though the squash might release a bit more water when you thaw it. I like to portion it out into individual servings in freezer-safe containers so I can grab just what I need for a quick lunch or dinner.

Reheat: Warm it up in the microwave for a couple minutes, stirring halfway through, or heat it in a covered dish in the oven at 350°F for about 15-20 minutes. If it seems a little watery after reheating, just drain off the excess liquid and maybe sprinkle on some fresh mozzarella.

Estimated Nutrition

Estimated nutrition for the whole recipe (without optional ingredients):

• Calories: 900-1100
• Protein: 80-95 g
• Fat: 40-50 g
• Carbohydrates: 40-50 g

Ingredients

For the spaghetti squash:

• black pepper to taste
• sea salt to taste
• 1 small spaghetti squash (halved lengthwise)
• avocado oil spray

For the filling:

• 1/4 tsp garlic powder
• 1 cup marinara sauce (I prefer Rao’s)
• 1 lb ground turkey (I use ground turkey breast for leaner meat)
• 1/4 tsp sea salt
• dash black pepper
• 1 tsp Italian seasoning

For the topping:

• red pepper flakes (to taste)
• Italian seasoning
• 1 cup shredded mozzarella cheese (part-skim preferred)
• fresh cilantro (optional but recommended)

Step 1: Prepare the Squash and Preheat Oven

• 1 small spaghetti squash
• avocado oil spray
• sea salt to taste
• black pepper to taste

First, preheat your oven to 400 degrees F (200 C).

While the oven heats, carefully halve the spaghetti squash lengthwise, remove the seeds, and poke a few holes in the flesh.

Microwave it for 2-3 minutes to an initial soften, which makes it easier to handle and ensures it cooks evenly in the oven.

I’ve found this little microwave trick reduces baking time and is safer than cutting a raw, hard squash.

Step 2: Roast the Squash and Cook the Turkey

• avocado oil spray
• sea salt to taste
• black pepper to taste
• 1 lb ground turkey
• 1/4 tsp sea salt
• dash black pepper
• 1/4 tsp garlic powder

Spray the cut sides of the prepped spaghetti squash generously with avocado oil, then season with sea salt and black pepper.

Place it cut-side down on a baking sheet and roast in the preheated oven for 40-45 minutes, or until tender.

While the squash roasts, cook the ground turkey in a separate pan over medium heat, breaking it up with a spoon.

Season the turkey with sea salt, black pepper, and garlic powder as it browns.

Step 3: Combine and Stuff the Squash

• 1 small spaghetti squash
• 1 lb ground turkey
• 1 cup marinara sauce
• 1 tsp Italian seasoning

Once the squash is tender, scrape its cooked strands into a large bowl.

Add the browned ground turkey, marinara sauce, and Italian seasoning to the bowl with the squash.

Mix everything thoroughly to combine all the flavors.

I like to taste it at this point and adjust the seasoning if needed, perhaps adding a pinch more salt to ensure the flavors pop.

Step 4: Bake Until Melted and Finish

• 1 cup shredded mozzarella cheese
• fresh cilantro
• red pepper flakes
• Italian seasoning

Spoon the spaghetti squash and turkey mixture back into the empty squash halves.

Top generously with shredded mozzarella cheese.

Return the stuffed squash to the oven and bake for another 7-9 minutes, or until the cheese is melted and bubbly.

Once out of the oven, garnish with fresh cilantro or red pepper flakes for an extra kick.

Gluten-Free Spaghetti Squash with Ground Turkey

Delicious Gluten-Free Spaghetti Squash with Ground Turkey recipe with step-by-step instructions.

Print Recipe Pin Recipe

Prep Time 22 minutes mins

Cook Time 46 minutes mins

Total Time 1 hour hr 8 minutes mins

Servings 4

Calories 1000 kcal

Ingredients

  

For the spaghetti squash:

• black pepper to taste
• sea salt to taste
• 1 small spaghetti squash (halved lengthwise)
• avocado oil spray

For the filling:

• 1/4 tsp garlic powder
• 1 cup marinara sauce (I prefer Rao's)
• 1 lb ground turkey (I use ground turkey breast for leaner meat)
• 1/4 tsp sea salt
• dash black pepper
• 1 tsp Italian seasoning

For the topping:

• red pepper flakes (to taste)
• Italian seasoning
• 1 cup shredded mozzarella cheese (part-skim preferred)
• fresh cilantro (optional but recommended)

Instructions

 

• First, preheat your oven to 400 degrees F (200 C). While the oven heats, carefully halve the spaghetti squash lengthwise, remove the seeds, and poke a few holes in the flesh. Microwave it for 2-3 minutes to an initial soften, which makes it easier to handle and ensures it cooks evenly in the oven. I've found this little microwave trick reduces baking time and is safer than cutting a raw, hard squash.
• Spray the cut sides of the prepped spaghetti squash generously with avocado oil, then season with sea salt and black pepper. Place it cut-side down on a baking sheet and roast in the preheated oven for 40-45 minutes, or until tender. While the squash roasts, cook the ground turkey in a separate pan over medium heat, breaking it up with a spoon. Season the turkey with sea salt, black pepper, and garlic powder as it browns.
• Once the squash is tender, scrape its cooked strands into a large bowl. Add the browned ground turkey, marinara sauce, and Italian seasoning to the bowl with the squash. Mix everything thoroughly to combine all the flavors. I like to taste it at this point and adjust the seasoning if needed, perhaps adding a pinch more salt to ensure the flavors pop.
• Spoon the spaghetti squash and turkey mixture back into the empty squash halves. Top generously with shredded mozzarella cheese. Return the stuffed squash to the oven and bake for another 7-9 minutes, or until the cheese is melted and bubbly. Once out of the oven, garnish with fresh cilantro or red pepper flakes for an extra kick.