Lemon Garlic Chicken Spaghetti Squash

Featured in: Rustic Flint-Style Skillet Plates

This vibrant dish combines succulent lemon-garlic chicken with roasted spaghetti squash strands for a healthy, satisfying meal. The chicken is seared until golden, then finished with fresh lemon juice and garlic for bright, aromatic flavors. The spaghetti squash serves as a light, nutrient-dense base that perfectly complements the pan sauce and tender chicken pieces.

Ready in just over an hour, this gluten-free main offers 32g of protein per serving and pairs beautifully with crisp white wine. Customize by adding red pepper flakes for heat, swapping in chicken thighs for extra juiciness, or using rotisserie chicken for convenience.

Updated on Tue, 20 Jan 2026 12:36:00 GMT
Golden-brown lemon garlic chicken nestled in roasted spaghetti squash strands, garnished with fresh parsley and Parmesan for a light, gluten-free dinner.  Pin It
Golden-brown lemon garlic chicken nestled in roasted spaghetti squash strands, garnished with fresh parsley and Parmesan for a light, gluten-free dinner. | hazelflint.com

My neighbor handed me a spaghetti squash over the fence one Saturday morning, insisting I had to try it as pasta. I was skeptical, honestly, but that evening I roasted it and tossed it with some lemon garlic chicken I'd planned for dinner anyway. The way those golden strands soaked up the bright, garlicky pan sauce completely changed how I thought about weeknight meals. It felt indulgent but left me energized instead of heavy. Now I keep a squash in the pantry just in case.

I made this for my sister when she visited, and she stood in the kitchen scraping every last strand of squash from the skin, laughing at how much she loved something she usually avoided. We sat on the porch with our plates, squeezing extra lemon over everything and talking until the sun went down. She texted me two days later asking for the recipe, which never happens. That night it became more than dinner, it became one of those meals you remember because of who you shared it with.

Ingredients

  • Spaghetti squash: Look for one thats firm and heavy for its size, the flesh should separate into long, delicate strands after roasting and the sweetness balances the bright lemon perfectly.
  • Olive oil: Use a good quality oil since it flavors both the squash and the chicken, I learned cheap oil leaves a flat, almost bitter taste that ruins the brightness.
  • Boneless skinless chicken breasts: Cut them into even bite sized pieces so they cook uniformly, thighs work beautifully too if you want something juicier and more forgiving.
  • Garlic: Fresh minced garlic is essential here, the quick saute in the pan releases its sweetness without any harsh bite.
  • Lemon: Both the zest and juice matter, the zest brings floral oil and the juice adds the tangy punch that makes the whole dish sing.
  • Dried oregano: Just a small amount adds an herbal warmth that ties the lemon and garlic together without overwhelming anything.
  • Fresh parsley: This isnt just garnish, it adds a grassy freshness that brightens every bite.
  • Parmesan cheese: Freshly grated melts into the warm squash and adds a nutty, salty finish you cant get from the shelf stable stuff.

Instructions

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Prep and roast the squash:
Preheat your oven to 400°F and carefully halve the squash lengthwise, scooping 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 and roast for 40 to 45 minutes until the flesh is tender and pulls apart easily.
Season the chicken:
While the squash roasts, toss your chicken pieces with salt, pepper, oregano, and half the lemon zest in a bowl. Let it sit for a few minutes so the seasoning really clings to the meat.
Cook 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 few minutes until golden, then stir occasionally until cooked through, about 6 to 8 minutes total.
Add garlic and lemon:
Toss in the minced garlic and stir for about a minute until your kitchen smells incredible. Stir in the remaining lemon zest, lemon juice, and chopped parsley, cooking for another minute or two to let everything meld together.
Scrape the squash:
Once the squash is cool enough to handle, use a fork to scrape the flesh into long spaghetti like strands right into a bowl. The strands should come away easily if its fully cooked.
Plate and serve:
Divide the squash strands among four plates and top each with the lemon garlic chicken and all that beautiful pan sauce. Sprinkle with freshly grated Parmesan, extra parsley, and serve with lemon wedges on the side for anyone who wants more brightness.
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Plate of tender spaghetti squash topped with savory lemon garlic chicken, a sprinkle of Parmesan, and a bright lemon wedge for squeezing.  Pin It
Plate of tender spaghetti squash topped with savory lemon garlic chicken, a sprinkle of Parmesan, and a bright lemon wedge for squeezing. | hazelflint.com

One night I made this after a long, frustrating day and realized halfway through that the smell of garlic and lemon had completely shifted my mood. By the time I sat down with a plate, I felt calmer, more present. It reminded me that cooking isnt just about feeding yourself, its about creating a small pocket of peace in the middle of everything else. This dish has become my reset button when I need it most.

Choosing Your Squash

The first time I bought spaghetti squash, I grabbed the biggest one I could find and regretted it when I tried to cut through the rock hard skin. Now I look for medium sized squash, around 3 pounds, with a matte skin thats firm but not bruised. If the skin is shiny or soft in spots, its past its prime. A good squash should feel heavy and dense, and when you roast it, the strands should pull apart with almost no effort, tender but not mushy.

Make Ahead and Storage

You can roast the squash up to two days ahead and keep the strands in the fridge in an airtight container, just reheat them gently in a skillet with a splash of olive oil. The chicken is best cooked fresh, but leftovers keep well for three days and reheat beautifully with a squeeze of fresh lemon to wake up the flavors. I sometimes double the chicken and keep it for quick lunches over greens or tucked into wraps. Just dont freeze the squash, it turns watery and loses that lovely texture.

Serving Suggestions

This dish is complete on its own, but sometimes I serve it with a simple arugula salad dressed in olive oil and a squeeze of lemon to keep the meal light and cohesive. Crusty bread is great for anyone who wants to soak up the pan sauce, though it does break the gluten free promise. A crisp white wine like Sauvignon Blanc or Pinot Grigio echoes the lemon and cuts through the richness of the Parmesan.

  • Add a handful of cherry tomatoes to the skillet with the garlic for a pop of sweetness.
  • Toss in baby spinach at the end and let it wilt into the chicken for extra greens.
  • Swap Parmesan for crumbled feta if you want a tangier, creamier finish.
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Vibrant serving of spaghetti squash with juicy lemon garlic chicken, fresh herbs, and melted Parmesan, ready for a healthy weeknight meal. Pin It
Vibrant serving of spaghetti squash with juicy lemon garlic chicken, fresh herbs, and melted Parmesan, ready for a healthy weeknight meal. | hazelflint.com

This recipe has earned a permanent spot in my weekly rotation because it feels special without any fuss. I hope it brings you the same kind of easy joy it brings me, one bright, satisfying plate at a time.

Recipe FAQs

How do you know when the spaghetti squash is fully roasted?

The spaghetti squash is done when the flesh is tender and easily separates into strand-like pieces when scraped with a fork. This typically takes 40-45 minutes at 400°F. You should be able to pierce the skin easily with a knife, and the strands should come away effortlessly from the skin.

Can you make this dish ahead of time?

Yes, you can roast the squash up to 2 days ahead and store it in an airtight container. The chicken is best cooked fresh to maintain texture and flavor, but you can prepare all ingredients in advance. Reheat gently on the stovetop with a splash of lemon juice before serving.

What are good substitutions for chicken breasts?

Chicken thighs work wonderfully and provide a juicier result due to higher fat content. You can also use rotisserie chicken for convenience—simply shred it and warm through with the garlic and lemon sauce. For a lighter protein, white fish like cod or halibut also pairs nicely with the lemon-garlic flavors.

How do you prevent the chicken from drying out?

Cut the chicken into bite-sized pieces rather than large chunks, which allows even cooking. Cook over medium-high heat without crowding the pan, and avoid overcooking—the chicken should be just cooked through, about 6-8 minutes. The lemon juice and pan sauce add moisture and flavor at the end.

Is this dish truly gluten-free?

As written, yes—there are no flour or grain-based ingredients. However, always verify that packaged items like Parmesan cheese and any seasonings are certified gluten-free, as cross-contamination can occur during manufacturing. Read all labels carefully to ensure complete safety.

What wine pairs best with this meal?

A crisp Sauvignon Blanc complements the bright lemon and garlic flavors beautifully. Pinot Grigio or Vermentino are excellent alternatives. The acidity in these white wines cuts through the richness of the Parmesan and chicken, enhancing the overall dining experience.

Lemon Garlic Chicken Spaghetti Squash

Tender lemon-garlic chicken atop roasted spaghetti squash with Parmesan. Light, satisfying, and gluten-free.

Prep Time
20 minutes
Cook Time
45 minutes
Overall Time
65 minutes
Recipe by Vivian Gray


Skill Level Medium

Cuisine American

Makes 4 Servings

Diet Preferences No Gluten, Low in Carbs

Ingredient List

Spaghetti Squash

01 1 large spaghetti squash (about 3 lbs)
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

Serving

01 ½ cup freshly grated Parmesan cheese
02 Extra lemon wedges (optional)
03 Fresh parsley for garnish

Directions

Step 01

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

Step 02

Roast Spaghetti Squash: Roast for 40 to 45 minutes, until the flesh is tender and strands separate easily with a fork. Set aside to cool slightly.

Step 03

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

Step 04

Cook Chicken: In a large skillet, heat 2 tablespoons olive oil over medium-high heat. Add the chicken and cook, stirring occasionally, until golden and cooked through, about 6 to 8 minutes.

Step 05

Infuse with Garlic: Add the minced garlic and cook for 1 minute, until fragrant.

Step 06

Finish Chicken Sauce: Stir in the remaining lemon zest, lemon juice, and chopped parsley. Cook for 1 to 2 minutes, then remove from heat.

Step 07

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

Step 08

Plate Dish: Divide the squash among plates. Top each with the lemon garlic chicken and pan sauce.

Step 09

Garnish and Serve: Sprinkle with Parmesan and extra parsley. Serve with lemon wedges if desired.

Necessary Tools

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

Allergen Details

Review ingredients for allergens, and always talk to your doctor if you're unsure.
  • Contains dairy (Parmesan cheese)
  • Possible cross-contamination allergens present during processing (verify Parmesan labels)
  • Gluten-free as prepared, but confirm all packaged ingredients for gluten content

Nutrition Details (per portion)

Use this nutrition info as a reference only. It‘s not intended as healthcare advice.
  • Calories: 335
  • Fats: 15 g
  • Carbohydrates: 20 g
  • Proteins: 32 g