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A rich and creamy chicken alfredo that’s full of whole foods! Quick and easy to throw together, this paleo chicken alfredo uses a dairy-free cashew alfredo sauce and spaghetti squash “noodles.” Whole30.

Healthy Whole30 chicken alfredo in a white bowl with gold fork and parsley garnish

Can we talk about my low, low expectations for this recipe?

Really, though. I was making it like, “Haha, this is fun. This a fun waste of time. I mean, there is no way this is going to be really damn good. And ‘really damn good’ is the requirement for an appearance on my blog, didn’t you know that? So this is a fun waste of time.”

And then I had a bite and punched the person next to me, just out of sheer knee-jerk reaction, because I had not been eating this my whole life and I felt deeply deprived.

Why this recipe is so good

It’s chicken alfredo. But with delicious whole foods. And creamy and rich and delicious. And quick and easy. And it’s paleo and Whole30-compliant! I mean, truly, it’s just my everything right now.

  • The dairy-free alfredo sauce tastes way too close to real, cheesy alfredo sauce, but with none of the dairy! That makes it perfect for those with dairy sensitivities or lactose intolerance, those on a paleo or Whole30 diet, and breastfeeding moms who’s little ones are sensitive to cow’s milk proteins.
  • The spaghetti squash keeps this dish focused on whole foods and totally gluten-free.
  • It’s super quick and easy to whip up! The alfredo sauce is made in the blender, and the chicken is cooked in under 10 minutes on the stove.

Healthy Whole30 chicken alfredo with spaghetti squash in a skillet topped with parsley Closeup of healthy Whole30 chicken alfredo with spaghetti squash in a skillet topped with parsley

How to make it

It’s a little too easy. Ready?

Heat avocado oil in a large skillet over medium-high heat and season both sides of chicken liberally with salt and freshly cracked black pepper. Add chicken breasts to skillet and cook 8-9 minutes total for medium chicken breasts and 9-10 minutes total for large chicken breasts, flipping once midway. Once they’re cooked through, transfer the chicken breasts to a cutting board or plate and let rest 5 minutes.

Meanwhile, make your dairy-free alfredo sauce!

Combine all the alfredo ingredients in a high-speed blender and process until totally smooth. If your blender heats its contents, great! Just process until it’s hot, and you’re set. If your blender does not heat up its contents, transfer the alfredo sauce to a saucepan after it’s completely smooth and heat through over medium-low heat.

After chicken has rested 5 minutes, slice against the grain.

Healthy Whole30 chicken alfredo with spaghetti squash in a skillet topped with parsley and tongs lifting up

Heat your prepared spaghetti squash through then top with alfredo sauce and sliced chicken. Garnish with chopped fresh parsley and more freshly cracked black pepper.

How do you cook spaghetti squash?

Cooking spaghetti squash is similar to cooking all other winter squash: you start by halving it and scooping out the seeds. Then, roast the halves at 400º F for about 30-45 minutes or until a fork easily pierces the flesh. If the squash is still a bit firm, keep roasting for another 10 minutes or so, or until it’s quite tender.

You can add a bit off water to the baking sheet or roasting pan when cooking to help the spaghetti squash steam; try adding about 1/2 cup to the pan before putting it in the oven.

After the spaghetti squash is tender, remove from the oven and let cool slightly. Use a fork to scrape out the spaghetti squash strands, gently separating them.

Healthy Whole30 chicken alfredo with spaghetti squash in a skillet topped with parsley Healthy Whole30 chicken alfredo with spaghetti squash in a white bowl with a gold fork topped with parsley

If you want more information on cooking spaghetti squash, read this article.

Other recipes you’ll love:

4.82 from 11 votes

Paleo Chicken Alfredo (Whole30, Dairy Free)

Prep 5 minutes
Cook 10 minutes
Resting Time 5 minutes
Total 15 minutes
A rich and creamy chicken alfredo made with a dairy-free cashew alfredo sauce and tender spaghetti squash "noodles." Shockingly good.
4 servings

Ingredients

Dairy Free Alfredo Sauce

  • 1 ½ cups raw cashews
  • 3/4-1 cup water or unsweetened almond milk
  • 2 cloves garlic peeled
  • 2 tablespoons fresh lemon juice
  • 2 tablespoons nutritional yeast
  • 1 ½ teaspoon salt plus more to taste
  • 1 teaspoon dried basil

Paleo Chicken Alfredo

  • 2 medium chicken breasts
  • Salt and freshly cracked black pepper
  • 1 tablespoon avocado oil or olive oil, plus more as needed
  • 28 ounces cooked spaghetti squash from about 1 large spaghetti squash
  • fresh parsley chopped

Instructions

Make the chicken:

  • Season the chicken breasts on both sides with plenty of salt and pepper. Heat 1 tablespoon avocado oil over medium-high heat, then carefully add chicken breasts to pan. Cook 8-9 minutes total for medium chicken breasts and 9-10 minutes for large chicken breasts, flipping once in between cooking time. Add a little more oil to pan if necessary.
  • When cooked through, remove from pan and let rest 5 minutes. Then slices into strips against the grain.

Make the dairy-free alfredo sauce:

  • In a high-speed blender, combine all ingredients. Blend until completely smooth and hot. If your blender does not heat contents, transfer sauce to saucepan and heat over low heat.

Assemble the chicken alfredo:

  • Heat the spaghetti squash through, either in the microwave or in a large skillet, then top with the dairy-free alfredo sauce and sliced chicken. Garnish with fresh chopped parsley and more freshly cracked black pepper.
To make spaghetti squash:
Halve your spaghetti squash and scoop out seeds with a spoon. Discard seeds. Place spaghetti squash halves on a baking sheet or in a roasting pan. Add a little water if you like, about 1/2 cup, to help steam the squash. Roast at 400º F for 30-45 minutes or until easily pierced with a fork. Remove from oven and let cool slightly, then use a fork to gently scrape the flesh out of the skins, separating the flesh into strands or "spaghetti."
For more information on preparing spaghetti squash, read this article.

Approximate Information for One Serving

Calories: 489calProtein: 35gFat: 28gSaturated Fat: 4gCholesterol: 72mgSodium: 1035mgPotassium: 964mgTotal Carbs: 27gFiber: 4gSugar: 6gNet Carbs: 23gVitamin A: 205IUVitamin C: 7.9mgCalcium: 64mgIron: 4.5mg
Nutrition Disclaimers
Number of total servings shown is approximate. Actual number of servings will depend on your preferred portion sizes.
Nutritional values shown are general guidelines and reflect information for 1 serving using the ingredients listed, not including any optional ingredients. Actual macros may vary slightly depending on specific brands and types of ingredients used.
To determine the weight of one serving, prepare the recipe as instructed. Weigh the finished recipe, then divide the weight of the finished recipe (not including the weight of the container the food is in) by the desired number of servings. Result will be the weight of one serving.

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Nutrition Facts
Paleo Chicken Alfredo (Whole30, Dairy Free)
Amount per Serving
Calories
489
% Daily Value*
Fat
 
28
g
43
%
Saturated Fat
 
4
g
25
%
Cholesterol
 
72
mg
24
%
Sodium
 
1035
mg
45
%
Potassium
 
964
mg
28
%
Total Carbs
 
27
g
9
%
Fiber
 
4
g
17
%
Sugar
 
6
g
7
%
Protein
 
35
g
70
%
Net Carbs
 
23
g
Vitamin A
 
205
IU
4
%
Vitamin C
 
7.9
mg
10
%
Calcium
 
64
mg
6
%
Iron
 
4.5
mg
25
%
* Percent Daily Values are based on a 2000 calorie diet.

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31 Comments

  1. Making this tonight and I only have vanilla almond milk. Would it be better with vanilla almond milk or water? Thanks! Can’t wait to try it!

    1. Hi Carrie,

      If you use the vanilla almond milk, the flavor will definitely be a bit altered. If the recipe comes out with a sweeter flavor, we would just say to add more salt.

  2. Hi, just wondering if I could skip the yeast? What does it bring to the recipe? Sounds amazing and I will definitely be trying this very soon x

  3. If I were to freeze this in a small casserole dish all mixed up, do you think it would bake up well. Just trying to put together some healthy freezer meals before our baby comes.

  4. I made my husband a vegan alfredo sauce a few months ago, and he could tell that it wasn’t “the same” as what he’s used to. So this one I will happy try!! The dude loves pasta.

  5. I made this today but found the sauce very thick and hard to heat in sauce pan without burning?? What am I doing wrong?

  6. OH. MY. Goodness!!!!! I have pretty much fallen in love with every recipe I have tried and this did not disappoint! I have recently found your website, as I have recently started eating whole 30, and you have quickly become a fave… Well pretty much my favorite! Thank you for all that you do – keep it coming!

    With a full tummy and a happy heart,
    Teryn 🙂4 stars

  7. My husband is Italian and is super picky about pasta dishes. He was very skeptical about a cheeseless Alfredo. I couldn’t believe it when he went back for seconds! Do yourself a favor and make this dish.5 stars

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