Cauliflower Chicken Mac and Cheese

4.84 from 6 votes
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You had me at cauliflower chicken mac and cheese. That’s right, this delicious mac and cheese casserole is lightened up with cauliflower, but packs in so much flavor (and cheese!).

cauliflower chicken mac and cheese in bowl
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We Love Mac!

We are big mac and cheese fans here at Fit Foodie Finds and we’re also big chicken casserole fans. Get excited because this recipe fuses the two and gives it a healthy twist!

Chicken Mac and Cheese is a popular dinner recipe and we’re making things a little bit better for you by adding cauliflower! It’s also gluten-free, which is a bonus for those that are celiac!

Noodle Time

One thing we really wanted to make sure of when testing this cauliflower chicken mac and cheese was to make the prep as easy as possible. This is why you’ll notice the noodles go into the casserole dish completely raw. There is no boiling involved!

Gluten Free Noodles: I also wanted to note the type of noodle we used – gluten-free. We only tested this recipe with one specific noodle. I repeat, one specific noodle and it’s the truRoots macaroni elbows. Since these are not made with gluten or white flour, they are going to cook differently than normal elbows.

Note: Just beware that your bake time might vary based on the noodle used!

noodles pouring into dish

Casserole Equation

Like the rest of the casseroles on Fit Foodie Finds, we followed our casserole equation: vegetables + protein + whole grains. We do this to make sure we’re covering all of our bases and getting all the food groups in one meal.

Other ingredients include:

  • chicken breast
  • cauliflower
  • cheese sauce
  • optional toppings: whole wheat bread crumbs and BACON

Make sure you follow all of our baking tips and directions in the written recipe. They’re essential to make sure your noodles don’t come out mushy from over baking!

spoon of cauliflower chicken mac and cheese

Can You Make this Vegan?

While you probably can make this vegan, we 100% don’t suggest it. You’d not only have to remove the chicken, but also recreate the entire cheese sauce to make it dairy-free.

How to Store Mac and Cheese

Refrigerator: Store in an airtight container, such as a glass pyrex, for up to 5 days in the refrigerator.

Freezer: If you plan to freeze, we suggest baking this in a disposable/aluminum casserole dish. Place a piece of plastic wrap on top of cooked, cooled casserole and press out all of the air. Then, wrap the entire casserole in tin foil and place in the freezer. Write the name and date of casserole in the tin foil. Place in the freezer for up to 3 months.

To Reheat: take the frozen casserole out of the freezer and let thaw in the fridge overnight. Either reheat single servings of the casserole in the microwave or reheat the entire thing in the oven (we suggest 375ºF for 20 minutes).

mac and cheese casserole in bowl
4.84 from 6 votes

Cauliflower Chicken Mac and Cheese

You had me at cauliflower chicken mac and cheese. That’s right, this delicious mac and cheese casserole is lightened up with cauliflower, but packs in so much flavor (and cheese!).
Prep: 20 minutes
Cook: 40 minutes
Total: 1 hour
Servings: 6
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Ingredients 

  • 1 lb. boneless, skinless chicken breast
  • 1 tablespoon olive oil
  • 1/2 a head of cauliflower, 4 cups florets
  • 1/4 teaspoon salt
  • 1/4 teaspoon ground pepper
  • 1/2 teaspoon garlic powder
  • 1/2 cup chicken broth
  • 8 oz. gluten-free macaroni elbows, we used TruRoots

For the Sauce

  • 3 cups 1% milk, or any kind, even dairy free
  • 3 tablespoons tapioca flour
  • 8 oz cheddar cheese

Optional Toppings

  • Bread Crumbs
  • Bacon
  • Green Onion

Instructions 

  • Preheat the oven to 375ºF and spray a large casserole dish with non-stick cooking spray. Set aside.
  • Chop cauliflower into 1.5-inch florets and place in casserole dish.
  • In a large pan, heat a tablespoon of olive oil over high heat.
  • Season chicken with salt and pepper, to taste and brown for 1 minute to 1.5 minutes on each side. Then, slice chicken into chunks and place in casserole dish. Set aside.
  • Make cheese sauce by heating 3 cups of 1% milk over medium/high heat while stirring consistently.
  • Once simmering, add in tapioca flour one tablespoon at a time and continue whisk so that milk does not burn.
  • Once milk starts to thicken (8-10 minutes in), turn heat down to low and slowly add in 8 oz. shredded white cheddar cheese. Don’t forget to continue whisking!
  • Add salt, pepper, and garlic powder into cheese sauce.
  • Pour cheese sauce over the top of chicken/cauliflower and then add 1/2 cup of chicken broth. Mix until everything is combined.
  • Bake 375ºF, uncovered, for 30 minutes.
  • Remove casserole from oven and add noodles and stir.
  • Bake for 5 minutes. Remove and stir. Place back in and bake for 5 more minutes.
  • Remove casserole from oven and let sit for 5-10 minutes on your stovetop. Continue to to stir often to release heat so that the noodles do not continue to cook.
  • Once casserole is cooled, top with optional bread crumbs, bacon, and green onions.
  • Enjoy!

Tips & Notes

  • Noodles: we’ve only tested this recipe with truRoots Ancient Grain Elbow Pasta. It cooks quickly and will continue to cook when taken out of the oven. Be conscious of this as you check the noodles after 5 minutes. Everyone’s oven is a little bit different, so watch out that your noodles don’t turn to mush!

Nutrition

Calories: 485 kcal, Carbohydrates: 41 g, Protein: 31 g, Fat: 24 g, Fiber: 3 g, Sugar: 7 g

Nutrition information is automatically calculated, so should only be used as an approximation.

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About Lee Funke

Lee is the founder of Fit Foodie Finds and based in Minneapolis, MN. She started this website in 2010 as a way to share her love for real food and wellness. The internet has changed so much since then and so has Fit Foodie Finds. Today we're a female-run recipe website publishing hundreds of tried and true recipes developed and tested by our team.

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Kim
Kim
November 15, 2016 6:01 pm

Just made this delicious delight!

Added bacon bits & smoked paprika
Kids have it two thumbs up
Thank you

Cassie Autumn Tran
October 26, 2016 6:33 pm

LOVE cauliflower. And I could make one type of recipe for months and months, no doubt! Exhibit A: sweet potato plates for breakfast. Exhibit B: chickpea pasta dinners.

Millie Lampa
Millie Lampa
October 20, 2016 11:14 am

So I made this last night for dinner and just are left overs for lunch and I am obsessed! SOOOOOO GOOD! You are killing it with these casserole “hot dish” ๐Ÿ™‚ recipes!!!!

Millie Lampa
Millie Lampa
October 21, 2016 4:20 am
Reply to  Lee Funke

So I ended up not using gluten free noodles and I knew they would take longer to cook so I actually put them in at the beginning but still used the same method of taking it out and storing everything several times. I would say mine ended up baking closer to 50 minutes total but the consistently came out perfect! I also probably added about an entry half a cup of broth to help the noodles along as well!

Lindsey Grant
Lindsey Grant
October 3, 2016 4:53 pm

Could you possibly use cornstarch in place of the tapioca flour?

Karly
October 3, 2016 10:07 am

So much yes, here. LOVE that this still has a little lush with the macaroni noodles, but still falls on the healthy side. Cannot wait to make this!

Nancy
Nancy
September 30, 2016 5:10 pm

I would like to make this vegetarian. Do you ladies think it would taste good? I will replace chicken broth to veggie and will not add chicken or bacon. I also don’t have tapioca flour and would like to substitute. Please give me advice. Thank you for your recipes Lee.

Ashley @ Balancedbabe
September 29, 2016 3:55 pm

Loving cauliflower everything right now! This looks so good!

Lauren @ The Bikini Experiment
September 29, 2016 2:59 pm

I really like cauliflower and find it very versatile. This dish makes a great comfort food better!

Yarikza Alexander
September 29, 2016 10:47 am

I recently started eating cauliflower and I am looking for new recipes. After reading your post, I could not help but wonder, if leaving out the pasta will make a big difference. I am lowering carbs. I am going to make your recipe, minus the pasta, I think is going to be delicious. Thank you for sharing it!

ACKTIVE LIFE
September 29, 2016 5:28 am

LOVE me some cauliflower! I am so excited about this casserole week…I have pinned everything for those cold windy Nantucket nights. They will all be PERFECT! XOXO