Lemon Garlic Chicken Spaghetti Squash

Featured in: Healthy Bowls

This vibrant dish combines succulent lemon-garlic chicken with tender roasted spaghetti squash for a light yet satisfying meal. The chicken is seasoned with fresh garlic, zest, and juice, then pan-seared until golden and finished with fresh parsley. Spaghetti squash is roasted until its strands separate easily, then topped with the chicken and pan sauce. Finished with Parmesan and fresh herbs, this gluten-free main serves four and comes together in just over an hour. Perfect for weeknight dinners or meal prep.

Updated on Tue, 20 Jan 2026 12:50:00 GMT
Golden roasted spaghetti squash strands topped with tender lemon-garlic chicken pieces, finished with a sprinkle of Parmesan and fresh parsley. Save
Golden roasted spaghetti squash strands topped with tender lemon-garlic chicken pieces, finished with a sprinkle of Parmesan and fresh parsley. | bakozy.com

The oven timer was ticking down when I realized I'd bought spaghetti squash instead of butternut by mistake. I stood there holding this awkward football-shaped thing, completely unprepared, until my neighbor mentioned scraping it into noodles. That evening turned into one of those happy accidents where you end up with something better than what you planned. The squash roasted until its edges caramelized, and when I dragged a fork through the flesh, these delicate golden strands appeared like magic. I tossed them with lemony chicken I'd been marinating, and suddenly dinner felt both virtuous and indulgent at once.

I made this for my sister when she was trying to cut back on carbs, expecting her to politely push it around her plate. Instead, she scraped every strand off the dish and asked for the recipe before she even left. We sat at the table longer than usual that night, just talking and picking at the last bits of Parmesan. It reminded me that sometimes the meals people remember aren't the complicated ones, they're the ones that feel light and easy and leave room for conversation.

Ingredients

  • Spaghetti squash: Look for one that feels heavy for its size with a hard, matte skin, the shinier ones tend to be underripe and the flesh won't separate into strands as cleanly.
  • Olive oil: I use a mild, fruity oil for roasting the squash and save the peppery stuff for drizzling at the end if I'm feeling fancy.
  • Chicken breasts: Cut them into even pieces so they cook at the same rate, nobody wants some bites dried out while others are still pale.
  • Garlic: Fresh cloves make all the difference here, the jarred minced stuff turns bitter when it hits the hot pan.
  • Lemon: Zest it before you juice it, and use a microplane so you don't get the bitter white pith mixed in.
  • Dried oregano: A little goes a long way, I learned that after accidentally dumping in a tablespoon and ending up with something that tasted like pizza gone wrong.
  • Fresh parsley: The flat leaf kind has more flavor than the curly variety, and it doesn't get stuck in your teeth as much.
  • Parmesan cheese: Grate it yourself from a wedge, the pre shredded bags have cellulose coating that keeps it from melting into the warm squash the way you want.

Instructions

Prep the squash:
Preheat your oven to 400 degrees and carefully halve the squash lengthwise, it takes some muscle so use a sharp knife and go slow. Scoop out the seeds with a spoon, drizzle the cut sides with olive oil, season with salt and pepper, then place them cut side down on a parchment lined baking sheet.
Roast until tender:
Slide the squash into the oven and roast for 40 to 45 minutes, until the flesh yields easily when you press it with a fork. The edges should be lightly golden and the kitchen will smell sweet and nutty.
Season the chicken:
While the squash roasts, toss your chicken pieces in a bowl with salt, pepper, oregano, and half the lemon zest. Let it sit for a few minutes so the flavors start to sink in.
Sear the chicken:
Heat 2 tablespoons of olive oil in a large skillet over medium high heat until it shimmers. Add the chicken in a single layer and let it cook undisturbed for a couple minutes so it gets a nice golden crust, then stir occasionally until cooked through, about 6 to 8 minutes total.
Add garlic and lemon:
Toss in the minced garlic and cook for about a minute, stirring constantly so it doesn't burn. Stir in the remaining lemon zest, lemon juice, and chopped parsley, letting everything bubble together for another minute or two before removing from heat.
Scrape the squash:
Once the squash is cool enough to handle, use a fork to scrape the flesh into long strands, starting from the outer edges and working toward the center. The strands should come away easily and look like thin golden noodles.
Plate and serve:
Divide the squash strands among four plates, top each with the lemon garlic chicken and spoon any pan sauce over the top. Finish with a generous sprinkle of Parmesan, extra parsley, and lemon wedges on the side if you like.
A close-up of Lemon Garlic Chicken Spaghetti Squash on a white plate, garnished with parsley and lemon wedges for a bright, fresh look. Save
A close-up of Lemon Garlic Chicken Spaghetti Squash on a white plate, garnished with parsley and lemon wedges for a bright, fresh look. | bakozy.com

One Sunday, I brought this to a potluck where everyone else had made casseroles and baked pastas. I almost felt embarrassed setting down my simple plate of squash and chicken next to all that bubbling cheese. By the end of the night, my dish was empty and three people had texted me asking for the recipe. It was a quiet reminder that food doesn't have to be complicated to make people feel cared for.

Choosing the Right Squash

The first time I bought spaghetti squash, I grabbed the biggest one I could find, thinking more was better. It took forever to roast and the center stayed dense and stringy instead of turning into those delicate strands. Now I look for squash that's around three pounds, with a pale yellow color and a firm, unblemished skin. If you see green streaks, it's underripe and won't have that sweet, nutty flavor you want. Store it in a cool, dry spot and it'll last for weeks, which means you can keep one on hand for nights when you need dinner to feel special without much effort.

Making It Your Own

This recipe is one of those frameworks you can bend in a dozen directions depending on what's in your fridge. I've swapped the chicken for shrimp and cut the cooking time in half, added cherry tomatoes and spinach when I needed more vegetables, and stirred in a spoonful of cream cheese to make it richer on a cold night. My brother likes to toss in sun dried tomatoes and olives for a Mediterranean vibe, while my friend swears by adding a handful of toasted pine nuts at the end. The squash strands are mild enough to carry whatever flavors you throw at them, so don't be afraid to experiment a little.

Storing and Reheating

Leftovers keep well in the fridge for up to three days, and I've found the best way to reheat them is in a skillet over medium heat with a splash of water or chicken broth. The microwave works in a pinch, but the squash can get a little soggy if you're not careful. I like to store the squash and chicken separately so I can control the moisture when I reheat, and sometimes I'll toss the squash with a little fresh lemon juice and olive oil to bring it back to life. If you're meal prepping, roast a few squashes at once and keep the strands in containers, they make a great base for all kinds of quick dinners throughout the week.

  • Reheat gently to avoid turning the squash watery or the chicken rubbery.
  • Store components separately if you have the space, it keeps everything fresher longer.
  • Frozen cooked squash doesn't hold its texture as well, so I only recommend refrigerating this one.
A healthy, gluten-free dinner serving Lemon Garlic Chicken Spaghetti Squash, featuring saucy chicken and roasted squash strands on a rustic wooden table. Save
A healthy, gluten-free dinner serving Lemon Garlic Chicken Spaghetti Squash, featuring saucy chicken and roasted squash strands on a rustic wooden table. | bakozy.com

This dish has become my go to when I want something that feels nourishing without weighing me down, and it never fails to make the kitchen smell like a place you want to linger. I hope it finds a spot in your weekly rotation the way it has in mine.

Recipe FAQ

Can I use chicken thighs instead of breasts?

Yes, chicken thighs are an excellent substitute and will provide a juicier, more flavorful result. Use the same weight and adjust cooking time slightly if needed, ensuring they reach an internal temperature of 165°F.

How do I know when the spaghetti squash is done roasting?

The squash is ready when the flesh is tender and the strands separate easily with a fork. This typically takes 40-45 minutes at 400°F. The skin should yield slightly to pressure when pierced.

Is this dish truly gluten-free?

Yes, as written this dish is gluten-free. However, always verify that packaged ingredients like Parmesan and seasonings are certified gluten-free to avoid cross-contamination.

Can I make this dairy-free?

Absolutely. Simply omit the Parmesan cheese or substitute it with a plant-based alternative. The lemon-garlic chicken and roasted squash are naturally dairy-free.

What wine pairs well with this dish?

A crisp Sauvignon Blanc complements the bright citrus and garlic flavors beautifully. The acidity and herbaceous notes balance the richness of the chicken and creamy squash strands.

Can I use rotisserie chicken for convenience?

Yes, rotisserie chicken is a great time-saver. Shred or cut it into bite-sized pieces and warm it briefly in the lemon-garlic sauce. Skip the initial cooking step and reduce total preparation time significantly.

Lemon Garlic Chicken Spaghetti Squash

Tender chicken in bright lemon-garlic sauce atop roasted spaghetti squash. Gluten-free, protein-rich, and ready in 65 minutes.

Prep duration
20 min
Heat time
45 min
Complete duration
65 min
Created by Natalie Harris


Complexity Medium

Heritage American

Output 4 Portions

Nutrition specifications No gluten, Low-Carbohydrate

Components

Spaghetti Squash

01 1 large spaghetti squash, approximately 3 pounds
02 1 tablespoon olive oil
03 ½ teaspoon kosher salt
04 ¼ teaspoon black pepper

Lemon Garlic Chicken

01 1 pound boneless skinless chicken breasts, cut into bite-sized pieces
02 2 tablespoons olive oil
03 4 cloves garlic, minced
04 1 lemon, zested and juiced
05 ½ teaspoon dried oregano
06 ½ teaspoon salt
07 ¼ teaspoon black pepper
08 2 tablespoons fresh parsley, chopped

Finishing

01 ½ cup freshly grated Parmesan cheese
02 Lemon wedges for serving
03 Fresh parsley for garnish

Directions

Phase 01

Prepare and season squash: Preheat oven to 400°F. Halve the spaghetti squash lengthwise and scoop out seeds. Drizzle cut sides with 1 tablespoon olive oil, season with salt and pepper. Place cut-side down on parchment-lined baking sheet.

Phase 02

Roast spaghetti squash: Roast for 40 to 45 minutes until flesh is tender and strands separate easily with a fork. Set aside to cool slightly.

Phase 03

Season chicken: While squash roasts, season chicken pieces with salt, pepper, oregano, and half the lemon zest.

Phase 04

Cook chicken: Heat 2 tablespoons olive oil in large skillet over medium-high heat. Add chicken and cook, stirring occasionally, until golden and cooked through, approximately 6 to 8 minutes.

Phase 05

Add aromatics: Add minced garlic to skillet and cook for 1 minute until fragrant.

Phase 06

Build pan sauce: Stir in remaining lemon zest, lemon juice, and chopped parsley. Cook for 1 to 2 minutes, then remove from heat.

Phase 07

Shred squash: Once squash is cool enough to handle, use a fork to scrape flesh into spaghetti-like strands.

Phase 08

Plate and top: Divide squash strands among serving plates. Top each portion with lemon garlic chicken and pan sauce.

Phase 09

Finish and serve: Sprinkle with Parmesan and fresh parsley. Serve with lemon wedges if desired.

Tools needed

  • Baking sheet
  • Parchment paper
  • Chef's knife
  • Large skillet
  • Cutting board
  • Mixing bowls
  • Forks

Allergy details

Review each component for potential allergens and if uncertain, we recommend consulting with a healthcare provider.
  • Contains dairy from Parmesan cheese
  • Verify all packaged ingredients for gluten-free certification despite naturally gluten-free preparation
  • Check Parmesan label for potential cross-contamination during processing

Nutrient breakdown (per portion)

These values are estimates only and shouldn't replace professional medical guidance.
  • Energy: 335
  • Fats: 15 g
  • Carbohydrates: 20 g
  • Proteins: 32 g