Savory Keto Chicken Alfredo Casserole for a Cozy Dinner

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Keto Chicken Alfredo Casserole has been my weeknight dinner hero more times than I can count. Some nights, the fridge is suspiciously empty and the energy meter? Well, it hit zero. That’s when comfort food has to show up and do the heavy lifting, like this dish does.
Keto Chicken Alfredo Casserole with creamy sauce, chicken, and cauliflower for a low-carb meal.

Keto Chicken Alfredo Casserole has been my weeknight dinner hero more times than I can count. Some nights, the fridge is suspiciously empty and the energy meter? Well, it hit zero. That’s when comfort food has to show up and do the heavy lifting, like this dish does. Especially when you’re trying to keep things low-carb and still want to feel like you’re eating something kinda special. If you’re already a fan of cozy chicken dinners (get your fix with this easy million dollar chicken casserole) or just want one pan to rule the dinner chaos (try these healthy crockpot chicken recipes if you’re juggling too much), this one’s about to be your new go-to.

Savory Keto Chicken Alfredo Casserole for a Cozy Dinner

Why Make This

Alright, I’ll just say it. Keto Chicken Alfredo Casserole checks so many boxes for busy folks (and snackers like me). You get all those rich, cheesy, creamy vibes—just minus the carb-heavy pasta. Plus, there’s none of that complicated stuff. Seriously, I tried recipes in the past that needed a bazillion steps. No thanks. This one doesn’t, and it still feels like a five-star restaurant treat. Around here, my family basically hovers by the oven when this is baking. It smells that good.

Another plus? There are no weird, expensive ingredients. Just your classic keto staples blended up into pure happiness. Oh, and leftovers? Perfection. I even packed a cold slice for lunch last week. Weird? Maybe. Tasty? Absolutely.

This casserole saved weeknight dinner in our house. Even my picky kid went back for seconds, and that’s saying something! – Jamie L.

Savory Keto Chicken Alfredo Casserole for a Cozy Dinner

What You’ll Need

You don’t have to turn your kitchen upside down hunting for ingredients. That’s honestly a dealbreaker for me. Here’s what makes this Keto Chicken Alfredo Casserole tick.

Grab shredded cooked chicken (rotisserie makes life easier if you’re in a rush, just like in my favorite cheesy garlic chicken wraps). Cauliflower rice slides in for pasta and soaks up all the creamy stuff. Next, you’ll need cream cheese, heavy cream, and parmesan for that Alfredo magic. Garlic, salt, black pepper, and a little bit of Italian seasoning round it out. Some people sprinkle mozzarella on top. I say go for it. More cheese is always a win.

Oh, and fresh parsley for a touch of something green. Makes you feel like you’ve got your life together. Sometimes, I’ll throw in a handful of baby spinach because, why not? The goal’s to use what’s handy and keep it simple.

Keto Chicken Alfredo Casserole

How to Make It

Here’s how I tackle this Keto Chicken Alfredo Casserole, real talk style. Start your oven up to 375F. Mix up cream cheese, heavy cream, grated parmesan, minced garlic, spices, and maybe a splash more cream if you’re feelin’ wild, in one big bowl. Mash it all until it’s smooth and dreamy.

Fold in the shredded chicken and cauliflower rice right there. It looks kinda chunky. That’s good. That’s flavor. Scoop everything into a greased casserole dish and sprinkle mozzarella on top. Pop into the oven. Let it bake 25-30 minutes, until it’s hot, bubbly, and golden at the edges. If you’re like me, you’ll broil it for two minutes just to get that cheese extra toasty.

Let it rest a wee bit to set up (easier to scoop, trust me). Serve hot, with extra parmesan and a sprinkle of parsley because, well, that’s what makes it look restaurant nice.

Top Tips

Let’s make sure your Keto Chicken Alfredo Casserole turns out better than you expected, every single time.

First, squeeze out any extra water from your cauliflower rice before it goes in. Trust me on this. If you skip it, you might end up with a watery casserole. Not the vibe.

Second, don’t overcook the chicken before combining. Dry chicken ruins the mood.

Third, taste the sauce before you mix everything together. Some folks like it saltier or cheesier (hi, yes, me).

Last tip: Let it cool a bit before diving in. I know, hard to wait, but it helps the casserole stay together. For more cozy dinner inspo, check out my comforting chicken mushroom soup for chilly nights.

Serving Suggestions

If you want to make your Keto Chicken Alfredo Casserole meal feel a bit fancier (or just fill everyone up), these ideas are winners:

  • Pile it high with roasted broccoli or asparagus for a pop of color.
  • Add a big leafy green salad on the side.
  • Try topping with crumbled bacon for a little salty, smoky crunch.
  • Reheat leftovers with a dash of cream in a skillet—it tastes just as good the next day!

For more one-dish low-carb ideas, dig into my delicious keto Philly cheesesteak roll ups for any meal.

Looking for More Easy Keto Dinners

When I get bored of the same rotation, I look for recipes that are simple and dependable (less mess, less fuss). If you like dishes that bring people together and go easy on carbs, you’ve gotta try these next:

  • Deliciously creamy rotisserie chicken pasta for busy nights works when you’ve got leftover meat and zero patience.
  • Deliciously creamy smothered chicken rice for a southern-inspired hug in a casserole.
  • Hearty turkey sweet potato casserole for cozy nights if you wanna shake up the protein but keep things hearty.
    Each one of these packs that homemade flavor—and trust me, they’ll keep you coming back.

Common Questions

Do I have to use cauliflower rice?
Nope! But it makes the dish lower in carbs and fills the pasta gap. You can use broccoli rice instead, but cauliflower stays creamy best.

Can I prep it ahead?
Yep. Assemble it up to a day before, store in the fridge, and just bake when you’re ready.

How long do leftovers keep?
I usually keep them for three days, max. That’s if you can stop yourself from finishing it sooner.

Can I freeze this casserole?
Sure can! Freeze before or after baking. I just wrap mine well. Thaw overnight, then bake or reheat.

What if I like it extra garlicky?
Add more garlic. There’s no such thing as too much.

Bring Some Cozy Vibes to Your Own Kitchen

Well, that’s about everything you need to know about Keto Chicken Alfredo Casserole. To sum it up, it’s simple, comforting, and guaranteed to make your kitchen smell amazing. Whether you whip it up for busy weeknights or a chill Saturday with friends, you’ll have something everyone can grab seconds of. If you’re hungry for even more Alfredo inspo, check out Keto Chicken Alfredo with Broccoli for another creative twist. Or get more cozy casserole ideas with this Keto Chicken Alfredo Casserole Recipe from Home. Made. Interest. Don’t wait too long to make it—best things get eaten first.

Keto Chicken Alfredo Casserole

Keto Chicken Alfredo Casserole

A creamy, cheesy casserole that offers all the comfort of traditional Chicken Alfredo without the carbs, perfect for busy weeknight dinners.
Prep Time 10 minutes
Cook Time 30 minutes
Total Time 40 minutes
Servings: 4 servings
Course: Dinner, Main Course
Cuisine: American, Keto
Calories: 450

Ingredients
  

Casserole Ingredients
  • 3 cups shredded cooked chicken Rotisserie chicken works well.
  • 2 cups cauliflower rice Squeeze out any extra water.
  • 8 oz cream cheese Softened.
  • 1 cup heavy cream Plus a splash more if desired.
  • 1 cup grated parmesan For Alfredo flavor.
  • 2 cloves garlic Minced.
  • 1 tsp salt To taste.
  • 1 tsp black pepper To taste.
  • 1 tsp Italian seasoning
  • 1 cup mozzarella cheese For topping.
  • 2 tbsp fresh parsley Chopped, for garnish.

Method
 

Preparation
  1. Preheat your oven to 375°F (190°C).
  2. In a large bowl, mix the cream cheese, heavy cream, parmesan, garlic, salt, black pepper, and Italian seasoning until smooth.
  3. Fold in the shredded chicken and cauliflower rice until well combined.
Baking
  1. Scoop the mixture into a greased casserole dish and sprinkle mozzarella on top.
  2. Bake in the preheated oven for 25-30 minutes, until hot and bubbly.
  3. Optionally, broil for an additional 2 minutes for extra toasty cheese.
  4. Let rest for a few minutes before serving.
Serving
  1. Serve hot, garnished with extra parmesan and a sprinkle of parsley.

Notes

Make sure to remove excess water from cauliflower rice to avoid a watery casserole. Let the dish cool slightly before serving to help it hold together.

 

Keto Chicken Alfredo Casserole

A simple, comforting, and delicious keto-friendly casserole that brings the rich flavors of Alfredo without the carbs.
Prep Time 10 minutes
Cook Time 30 minutes
Total Time 40 minutes
Servings: 6 servings
Course: Dinner, Main Course
Cuisine: American
Calories: 400

Ingredients
  

Casserole Ingredients
  • 3 cups shredded cooked chicken Rotisserie makes it easier.
  • 2 cups cauliflower rice Squeeze out excess water.
  • 8 oz cream cheese Softened.
  • 1 cup heavy cream Add a splash more if needed.
  • 1 cup parmesan cheese Grated.
  • 3 cloves garlic Minced.
  • 1 teaspoon salt
  • 1 teaspoon black pepper
  • 1 teaspoon Italian seasoning
  • 1 cup mozzarella cheese For topping.
  • 2 tablespoons fresh parsley Chopped, for garnish.

Method
 

Preparation
  1. Preheat the oven to 375°F (190°C).
  2. In a large bowl, mix cream cheese, heavy cream, grated parmesan, minced garlic, salt, black pepper, and Italian seasoning until smooth.
  3. Fold in the shredded chicken and cauliflower rice until evenly combined.
  4. Transfer the mixture to a greased casserole dish and sprinkle with mozzarella cheese.
Baking
  1. Bake in the preheated oven for 25-30 minutes, or until hot and bubbly.
  2. Optional: Broil for 2 minutes for an extra toasty cheese top.
  3. Let it rest for a few minutes before serving. Garnish with extra parmesan and parsley.

Notes

Make sure to squeeze out any extra water from the cauliflower rice to avoid a watery casserole. Don't overcook the chicken beforehand, and taste the sauce before mixing everything together.
Emily

Emily

Behind every recipe on Recipes by Emily, there’s Emily’s passion for making home cooking simpler and more delicious.

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