Buffalo Chicken Stuffed Spaghetti Squash

Annie Lampella @ Ketofocus

By Annie Lampella, Pharm.D.

Published October 23, 2024 • Updated February 1, 2026

Reader Rating
5 Stars (2 Reviews)

This post may contain affiliate links. See my disclosure policy.

Shredded chicken tossed in a creamy buffalo sauce, piled into roasted spaghetti squash - the squash is the bowl AND the noodles. It's gluten-free, low carb, and the only dish you need to wash is the baking sheet.

I love a dinner that basically makes itself. I already had my delicious buffalo chicken stuffed avocados as a high-protein option, but I wanted to try swapping in spaghetti squash for a Fall twist – it gives you that pasta feel without the carbs.

Close up of buffalo chicken filling and melted blue cheese inside a roasted spaghetti squash.

If you haven’t tried spaghetti squash yet, you’re in for a treat. Once it’s roasted, the flesh shreds into these long strands that look just like spaghetti. The tangy buffalo chicken filling plays off the natural sweetness of the squash really well – it’s one of those combinations that just works.

And the best part? You eat it straight out of the squash. No extra bowls, no plating – just stuff it, bake it, and bring the whole thing to the table. My kids think it’s fun to eat out of a squash, and I love that there’s basically nothing to clean up.

Fall is the perfect season to make this because spaghetti squash is more readily available alongside pumpkins and other seasonal produce. Although you can usually find spaghetti squash year-round, the cooler weather makes it especially appealing. So if you aren’t a big fan of pumpkin and would never make my pumpkin soup, I think this stuffed squash recipe is more your speed.

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Buffalo Chicken Stuffed Spaghetti Squash

5 (2) Prep 10m Cook 55m Total 65m 4 servings

Ingredients

  • 1 large spaghetti squash
  • 1 cup plain Greek or low-carb yogurt
  • 2 tablespoons red hot sauce
  • 1 tablespoon lemon juice
  • 1/2 tablespoon chopped fresh parsley
  • 1/2 tablespoon garlic powder
  • 1/2 tablespoon onion powder
  • 1 teaspoon dried dill
  • 1/2 teaspoon chopped fresh chives
  • 2 cups cooked & shredded chicken
  • 1/4 cup crumbled blue cheese, divided

Step by Step Instructions

Step by Step Instructions

1
Prepare the squash

Preheat the oven to 400°F. Cut the spaghetti squash in half and remove the seeds. Place it on a baking sheet skin side up, and bake for 40-50 minutes until softened.

Two spaghetti squash halves on a parchment lined baking tray.
Ingredients for this step
  • 1 large spaghetti squash
2
Make the filling

During the last 10 minutes of the squash roasting, make the filling. In a large mixing bowl, add Greek yogurt, hot sauce, lemon juice, garlic powder, onion powder, parsley, dill and chive. Mix until combined.

A bowl with buffalo sauce mixture inside.
Tip Can use buffalo sauce in place of hot sauce
Ingredients for this step
  • 1 cup Greek yogurt
  • 2 tablespoons hot sauce
  • 1 tablespoon lemon juice
  • 1/2 tablespoon garlic powder
  • 1/2 tablespoon onion powder
  • 1/2 tablespoon chopped parlsey
  • 1 teaspoon dried dill
  • 1/2 teaspoon chopped chives
3
Add the protein

Stir in shredded chicken and mix until chicken is fully coated.

A glass bowl with buffalo chicken mixture and a red spatula.
Ingredients for this step
  • 2 cups cooked chicken
4
Shred squash

Once the spaghetti squash is done baking, carefully flip it over to show the inside. Using two small forks, lightly shred the inside of the squash to form the “spaghetti.”

Shredding a spaghetti squash into noodles with two forks.
5
Stuff it

Fill each ½ baked squash with the chicken mixture and top with 2 tablespoons of crumbled blue cheese on each side. Place back in the oven for another 5 to 10 minutes until heated on top and warmed through. Garnish with fresh chopped green onions or chopped fresh chives.

Roasted spaghetti squash on a baking tray and stuffed with chicken and blue cheese mixture.
Ingredients for this step
  • 1/4 cup crumbled blue cheese
Nutrition Per Serving
270 Calories
5.7g Fat
33.6g Protein
19.7g Net Carbs
25g Total Carbs
4 Servings
Nutrition disclaimer

The nutrition information provided is an estimate and is for informational purposes only. I am a Doctor of Pharmacy (Pharm.D.); however, this content is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always consult your physician or other qualified health provider before making any lifestyle changes or beginning a new nutrition program.

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Spaghetti squash noodle strands with buffalo chicken mixture stuffed inside the squash.

Is buffalo sauce keto?

Yes! Buffalo sauce is keto-friendly. It’s basically hot sauce (like Frank’s RedHot) and butter, so the carbs are nearly zero. I make my own when I’m doing buffalo wings.

Just check the label on store-bought bottles – some sneak in added sugars. Stick to ones with no sugar added and you’re good.

Shredded spaghetti squash filled with buffalo chicken mixture and topped with melted blue cheese and green onion.

Storage information

Store leftover stuffed squash in an airtight container or wrapped in plastic in the refrigerator. Enjoy within three days of cooking.

Can I freeze the cooked leftovers?

Spaghetti squash has been known to become more watery when reheated after freezing. It is not recommended to freeze the leftovers from this dish since the filling includes Greek yogurt.
Buffalo Chicken Stuffed Spaghetti Squash

Frequently Asked Questions

How spicy is this dish?

The level of spiciness depends on the amount of buffalo sauce used. If you prefer a mild buffalo flavor for your chicken mixture, start with 1 tablespoon of hot sauce; taste the mix, then decide if you'd like to add more to increase the spiciness.

Is there a way to make this dish more filling?

Yes! You can add more chicken, up to 3 cups, to maintain a creamy buffalo-spiked filling, or add 1 cup of your favorite keto vegetables.

About the Author
Annie Lampella, Pharm.D.

Annie Lampella, Pharm.D.

Annie is a Doctor of Pharmacy, mom, and the recipe creator behind KetoFocus. With a B.S. in Genetics from UC Davis, she has over 14 years of experience developing family-friendly keto recipes based on the science of human metabolism.

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  1. T
    Tina M. Mar 22, 2025

    I used leftover grilled chicken and it came out great. The blue cheese added a nice kick. Will make again soon.

  2. J
    Julie Beck Jan 22, 2025

    This dish was 10/10! Came together quickly using store bought rotisserie chicken and is definitely going on the menu rotation!

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