Paleo Chicken Alfredo with Spaghetti Squash
This wholesome spin on a classic comfort dish brings rich, creamy Alfredo flavor without a drop of dairy. Tender chicken, roasted spaghetti squash, and a dreamy cashew Alfredo sauce make every bite feel indulgent—yet totally guilt-free. It’s the perfect dish for cozy nights and healthy cravings alike.
- Prep Time: 15 mins
- Cook Time: 40 mins
- Total Time: 55 min
- Yield: 4 1x
Ingredients
Cashew Alfredo Sauce
1½ cups cashews (no need to soak)
1 cup almond milk
3 garlic cloves
3 tbsp lemon juice
3 tbsp nutritional yeast
1¼ tsp fine sea salt
1 tsp dried basil (optional)
Spaghetti Squash & Chicken
1 medium/large spaghetti squash
Avocado oil or spray
Sea salt & black pepper
1½ lbs boneless skinless chicken thighs or breasts
½ tsp dried oregano
½ tsp dried basil
1 tbsp avocado oil or ghee
Fresh basil or parsley, for garnish
Instructions
Roast the Spaghetti Squash
Preheat oven to 400°F (200°C). Halve squash, scoop seeds, drizzle with oil, season, and bake cut-side down ~40 minutes. Let cool slightly, then shred with a fork.
Make the Sauce
In a high-speed blender, blend all sauce ingredients until smooth and creamy. Set aside.
Cook the Chicken
Season chicken with oregano, basil, salt, and pepper. Heat oil in a skillet over medium heat. Cook chicken 6–8 minutes per side or until cooked through. Slice or shred.
Assemble
Toss shredded squash and chicken with cashew Alfredo. Warm in the skillet if needed.
Garnish with fresh herbs and serve warm.
Notes
Creamy, hearty, and dairy-free—this dish proves healthy can taste heavenly.
Nutrition
- Calories: 430
- Fat: 26g
- Carbohydrates: 18g
- Fiber: 4g
- Protein: 36g
Hhere, Kitchen Adventurer! Let’s Make Magic Happen

Picture this: It’s Tuesday night. Rain taps against the window, your stomach’s rumbling, and that deep, primal craving for creamy Alfredo pasta hits you like a warm hug. But maybe dairy doesn’t love you back, or you’re rocking a Whole30 reset, or you just want something that makes your body sing. Sound familiar, friend? That’s exactly why I created this Paleo Chicken Alfredo with Spaghetti Squash – a bowl of pure comfort that plays by *your* rules.
When I first dreamed up this recipe, I wanted that velvety, garlicky Alfredo sauce that coats every strand perfectly… without a single drop of dairy. Enter the humble cashew! Blended into silky oblivion with garlic and lemon, it becomes something truly wizard-level magical. And instead of wheat noodles? We’re using glorious roasted spaghetti squash – nature’s noodle that soaks up sauce like a dream and adds a subtle sweetness. Toss in tender, herb-kissed chicken? Oh honey, it’s a symphony in a skillet.
What I adore about this dish (besides how stupidly delicious it is) is how it proves that “healthy” doesn’t mean “ho-hum.” It’s Paleo-friendly, Whole30 compliant, dairy-free, gluten-free, and packed with real food goodness. But most importantly? It tastes like a big, comforting YES. Whether you’re a seasoned meal-prepper or just dipping your toes into healthier swaps, this recipe is your ticket to cozy satisfaction. Ready to make your tastebuds dance? Grab that squash – let’s do this!
That Time Spaghetti Squash Saved Dinner (And My Sanity!)
Okay, real talk moment. This recipe was born from a near-dinner disaster! Years ago, my niece Lily – who’s dairy-free – came over craving “fettuccine like Nonna made.” My heart sank. Traditional Alfredo was off the table, and store-bought dairy-free sauces tasted… well, sad. I spotted a lone spaghetti squash rolling around in my pantry like a culinary dare.
Roasting it felt like a Hail Mary pass. As I scraped those golden strands with a fork, I remember thinking, “Please, please work.” Then came the cashew sauce experiment – garlic flying, lemon juice splashing, blender roaring. When I tossed it all together? Lily took one bite, eyes wide, and whispered, “Aunt Anna… it’s BETTER than Nonna’s.” (Don’t tell Nonna I told you that!) That messy kitchen victory taught me a beautiful lesson: limitations often spark the most delicious creativity. Now, this Alfredo isn’t just a recipe; it’s a reminder that happy accidents can become family favorites.
Your Kitchen Allies: Simple Ingredients, Big Flavor
Gather these whole-food rockstars! Don’t stress about perfection – I’ve got swaps and secrets for you.
Cashew Alfredo Sauce (The Creamy Dream)
- 1½ cups raw cashews: No soaking needed! Their natural oils create that lush texture. Swap: Raw macadamia nuts work too for extra richness!
- 1 cup unsweetened almond milk: Keeps it creamy and light. Chef Tip: Use room temp milk for smoother blending!
- 3 garlic cloves: Fresh is best! They mellow beautifully when blended. Swap: ¾ tsp garlic powder in a pinch.
- 3 tbsp lemon juice: Brightens the sauce and cuts the richness. Chef Secret: Taste and add an extra squeeze if you love tang!
- 3 tbsp nutritional yeast: Our “not-cheesy” magic dust! Adds depth and umami. Must for that cheesy vibe!
- 1¼ tsp fine sea salt: Enhances all the flavors. Adjust to your love of salt!
- 1 tsp dried basil (optional): A little herbal hug. Fresh basil garnish later sings louder!
Spaghetti Squash & Chicken (The Hearty Stars)
- 1 medium/large spaghetti squash: Look for firm, yellow skin. Size Matters: Larger squash = more “noodles”!
- Avocado oil or spray: My high-heat roasting champ. Swap: Olive oil works (roast at 400°F max).
- Sea salt & black pepper: Essential flavor builders!
- 1½ lbs boneless skinless chicken thighs or breasts: Thighs = juicier! Breasts = leaner. Chef Fav: Thighs for extra flavor punch!
- ½ tsp dried oregano + ½ tsp dried basil: Simple herb magic for the chicken.
- 1 tbsp avocado oil or ghee: For sizzling that chicken perfectly. Ghee adds lovely richness (Whole30 ok!).
- Fresh basil or parsley: The green confetti that makes it pop! Don’t skip the freshness.
Let’s Build Your Dream Bowl, Step-by-Step!
No stress, just delicious progress. Follow along – I’ve got your back with tips at every turn!
1. Roast the Spaghetti Squash (Your “Pasta” Base):
- Preheat your oven to 400°F (200°C). Trust me, this high heat caramelizes the squash beautifully.
- Carefully halve the squash lengthwise. Pro Hack: Microwave the whole squash for 2-3 mins first to soften it – makes cutting WAY easier!
- Scoop out the seeds and stringy bits (a spoon is your friend here).
- Drizzle or spray the cut sides generously with avocado oil. Sprinkle with a good pinch of sea salt and black pepper.
- Place the halves cut-side DOWN on a baking sheet lined with parchment. Why down? It steams the flesh, making it tender and easy to shred!
- Roast for 35-45 minutes. It’s ready when the skin gives easily when pressed and the edges look golden. Size Check: A large squash might need the full 45 mins!
- Let it cool slightly (so you don’t burn your fingers!). Then, grab a fork and scrape the flesh – watch in wonder as it transforms into glorious, noodle-like strands!
2. Whip Up the Cashew Alfredo Sauce (The Creamy Miracle):
- While the squash roasts, make the sauce! Add ALL sauce ingredients (cashews, almond milk, garlic cloves, lemon juice, nutritional yeast, salt, dried basil if using) to your high-speed blender.
- Blend on high for 1-2 minutes. Stop, scrape down the sides, blend again. Aim for utterly smooth, creamy, and dreamy. Texture Tip: If it seems too thick, add 1 tbsp of almond milk at a time until perfect! It should coat a spoon thickly.
- Taste! Chef Moment: This is YOUR sauce. Want more garlic? Add another clove! More tang? More lemon! More “cheese”? A pinch more nutritional yeast. Set aside.
3. Cook the Chicken (Juicy & Flavorful):
- Pat the chicken dry with paper towels – this helps it sear beautifully, not steam!
- In a small bowl, mix the dried oregano, dried basil, 1 tsp sea salt, and ½ tsp black pepper. Sprinkle this mix evenly over both sides of the chicken.
- Heat the avocado oil or ghee in a large skillet (I love cast iron!) over medium heat.
- Add the chicken. Cook for 6-8 minutes per side. Golden Rule: Don’t move it around too much! Let it get that nice golden crust.
- Cook until the internal temp reaches 165°F (74°C) and the juices run clear. Thighs vs. Breasts: Thighs are more forgiving if slightly overdone, breasts dry out faster!
- Transfer chicken to a cutting board. Let it rest for 5 minutes (keeps it juicy!), then slice or shred it.
4. Assemble Your Masterpiece (The Grand Finale!):
- In that same skillet (hello, flavor bits!), combine the shredded spaghetti squash, cooked chicken, and all that luscious cashew Alfredo sauce. Toss everything gently over low heat for just 2-3 minutes until heated through and beautifully coated. Don’t boil! We’re just warming and marrying flavors.
- That’s it! Taste one last time for seasoning. Maybe a pinch more salt? Perfection.
Plating Up the Cozy Comfort
This dish craves simplicity! Scoop generous portions into deep, warm bowls – it’s all about that comforting embrace. Immediately shower it with freshly torn basil or chopped parsley. That pop of green isn’t just pretty; the fresh herbs cut through the richness with a bright, aromatic note. Want a little extra? A sprinkle of cracked black pepper or a tiny pinch of red pepper flakes adds a subtle kick. It’s heavenly all on its own, but for a cozy night, pair it with a simple green salad dressed in lemon vinaigrette. The freshness balances the creamy richness perfectly. Grab a fork, take a deep breath of that garlicky goodness, and dive in!
Make It Your Own: Delicious Twists & Swaps
This recipe is your playground! Here are my favorite ways to riff on it:
- Seafood Sensation: Swap chicken for 1 lb shrimp or scallops! Sear them quickly in the skillet before assembling. Feels instantly fancy.
- Veggie Powerhouse: Stir in 2 cups of sautéed veggies during assembly. Mushrooms, spinach, broccoli, or sun-dried tomatoes are superstars!
- Plant-Powered Bliss (Vegan): Omit chicken. Add 1 (15oz) can rinsed chickpeas or white beans + an extra ½ cup roasted veggies. Protein-packed and delicious!
- Nut-Free Wonder: Replace cashews in the sauce with 1 cup raw sunflower seeds + ½ cup full-fat coconut milk instead of almond milk. Blend extra smooth!
- “Creamier” Dream (Non-Paleo/Whole30): Add 2 tbsp tapioca starch blended with 2 tbsp cold water to the sauce in the skillet. Heat until thickened for an extra decadent texture.
From My Kitchen to Yours: A Few Extra Nuggets
This recipe has truly evolved through countless test runs (and happy taste-testers!). The first version? Let’s just say the sauce was…gritty. Lesson learned: a high-speed blender is non-negotiable for that silky cashew texture! Another funny fail: I once forgot to flip the squash cut-side down. Let’s just say we had very *al dente* “noodles” that night. Whoops! Now, I always roast cut-side down – it makes all the difference. Over time, I also discovered that letting the sauce sit for 10-15 minutes after blending lets the flavors meld beautifully – it tastes even richer! And the biggest evolution? Embracing chicken thighs. They add so much more flavor and stay incredibly juicy, making this dish feel truly indulgent. This Alfredo isn’t just a recipe; it’s a story of delicious trial and error, and I’m so thrilled to share the perfected version with you!
Your Questions, Answered (Let’s Troubleshoot!)
Q: My sauce is too thick! Help!
A: No panic! Simply whisk in additional unsweetened almond milk or warm water, 1 tablespoon at a time, until it reaches your desired creamy consistency. It often thickens slightly as it sits.
Q: Can I use pre-cooked chicken or squash?
A: Absolutely! This is a fantastic meal-prep hack. Use about 4-5 cups of cooked shredded spaghetti squash and 3 cups of cooked, chopped chicken. Warm them gently in the skillet with the sauce. Just be mindful the squash might release a little extra water.
Q: My sauce tastes bland. What can I do?
A: Flavor boosters to the rescue! First, season aggressively – add more salt in ¼ tsp increments. Then, try:
- An extra clove of garlic (raw or sautéed)
- 1 tsp onion powder
- A splash more lemon juice
- 1 tbsp capers (brine drained) for a salty punch
- A pinch of white pepper for depth
Taste as you go!
Q: Can I freeze this Alfredo?
A: The sauce freezes beautifully for up to 3 months! Store it alone in an airtight container. The cooked squash can get watery when thawed, and chicken can dry out. For best results, freezeey T

final thoughts
This Paleo Alfredo isn’t just a recipe—it’s proof that nourishing food can still feel wildly indulgent. Whether you’re cooking for a crowd, navigating food sensitivities, or just craving a bowl of something cozy and clean, this dish has your back. With a little prep and a whole lot of flavor, it turns a random Tuesday night into a warm, satisfying win. So grab that fork, scoop up those creamy strands, and celebrate the kind of comfort that loves you back