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Amazing 15 Min Creamy Low Carb Chicken Casserole

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lilya project

April 9, 2026

A close-up of a bubbling Creamy Low Carb Chicken Casserole with tender chicken pieces and vibrant broccoli florets, topped with melted cheddar cheese.

Weeknights can be such a hustle, right? You want something hearty and delicious, but you also need it to be quick and fit your low-carb lifestyle. That’s exactly why this Creamy Low Carb Chicken Casserole is my absolute go-to! Honestly, there are days when the thought of figuring out dinner feels like climbing a mountain. But then I remember this gem. It’s ridiculously easy, uses simple ingredients, and tastes like pure comfort food, all without derailing your carb count. I’ve tinkered with so many low-carb recipes over the years, and this one always, *always* hits the spot. It’s the kind of meal that makes everyone at the table happy and leaves you feeling satisfied, not deprived.

Why You’ll Love This Creamy Low Carb Chicken Casserole

You’ll seriously love how easy this dish is:

  • Crazy Quick Prep: Seriously, throw it together in about 15 minutes!
  • Flavor Bomb: Rich, creamy, and so satisfying – pure comfort food.
  • Diet-Friendly: Perfectly low-carb and keto-approved.
  • Simple Ingredients: Uses stuff you likely have in your fridge already.

Ingredients for Your Creamy Low Carb Chicken Casserole

So, for this little taste of heaven, here’s what you’ll need. Don’t worry, it’s all super common stuff!

For the Casserole:

  • 1 lb cooked chicken, all shredded or diced up
  • 1 cup broccoli florets, just lightly steamed (we don’t want them mushy!)
  • 1/2 cup cream cheese, make sure it’s softened so it melts easily
  • 1/2 cup heavy cream
  • 1/4 cup shredded cheddar cheese (or your favorite kind!), plus more for topping
  • 2 cloves garlic, minced nice and fine
  • 1/4 tsp salt
  • 1/8 tsp black pepper

Essential Equipment for Making This Casserole

You really don’t need a ton of fancy gadgets for this one. Just grab a good old baking dish and a skillet. That’s pretty much it!

Step-by-Step Guide to Your Creamy Low Carb Chicken Casserole

Alright, let’s get this deliciousness happening! It really is as simple as following these few steps. Trust me, it’ll be on your table before you know it, smelling absolutely amazing. If you’ve got leftover chicken from another meal, even better – just chop it up and toss it in!

This recipe is so forgiving, you don’t need to be a gourmet chef to nail it.

Preheat and Prepare Your Baking Dish

First things first, let’s get that oven nice and toasty. We’re aiming for 375°F (that’s 190°C for you). While it’s heating up, grab your baking dish and give it a quick grease. It doesn’t need to be fancy, just a little spray or a quick wipe with oil to make sure nothing sticks.

Creating the Creamy Sauce Base

Now, for the magic! In your skillet over medium heat, pop in that softened cream cheese. Let it start to melt, then stir in the heavy cream and your minced garlic. Keep stirring until it’s all smooth and lovely. You want it to be like a glorious, cheesy sauce, not lumpy at all!

Combining the Casserole Ingredients

Once your sauce is looking perfect, it’s time to add the good stuff. Toss in your cooked chicken (shredded or diced, whatever you prefer!) and those lightly steamed broccoli florets. Sprinkle in the salt and pepper. Give everything a really good stir so the chicken and broccoli are all coated in that creamy, garlicky goodness. Make sure every piece gets a taste!

Close-up of a Creamy Low Carb Chicken Casserole with tender chicken, broccoli florets, and melted cheddar cheese.

Assembling and Baking Your Creamy Low Carb Chicken Casserole

Now, pour that glorious mixture into your prepared baking dish. Spread it out evenly. Top it with that shredded cheddar cheese – I like to use a little extra, but you do you! Pop it into the preheated oven. Bake it for about 25 to 30 minutes. You’ll know it’s ready when it’s all bubbly around the edges and that cheese on top is melted and getting a nice little golden-brown color.

A scoop of Creamy Low Carb Chicken Casserole with broccoli and melted cheese being lifted from a white dish.

Tips for the Best Creamy Low Carb Chicken Casserole

Okay, so this casserole is pretty foolproof, but I’ve picked up a few little tricks over the years that really make it sing. For starters, use good quality chicken. Rotisserie chicken is a lifesaver here – it’s already cooked and usually nicely seasoned, which adds extra flavor. And don’t skimp on softening that cream cheese! Cold cream cheese is a nightmare to melt smoothly, and you want that luscious, creamy sauce. If you’re not a huge fan of broccoli, don’t feel locked into it! You could totally swap it for some steamed cauliflower florets, or even some spinach wilted down. My personal favorite addition? A pinch of smoked paprika in the sauce gets added right with the garlic – it just gives everything this amazing depth. Seriously, try it next time you make another creamy casserole or especially this broccoli skillet, it makes a world of difference!

A spoonful of creamy low carb chicken casserole with broccoli and melted cheese being lifted from a baking dish.

Ingredient Notes and Substitutions

This recipe is super flexible, which is one of the things I love most about it! If you’re not wild about broccoli, seriously, swap it out. Steamed cauliflower florets work like a dream, or even some wilted spinach adds a nice touch. For the cheese, cheddar is great, but feel free to mix in some Monterey Jack, mozzarella, or even a sprinkle of Parmesan for extra flavor. Just make sure whatever cheese you pick is a good melting one!

Close-up of a Creamy Low Carb Chicken Casserole topped with melted cheddar cheese and broccoli florets.

Nutritional Information

Just a heads-up, this is *my* best guess for the nutrition per serving. Factors like exact ingredient brands and portion sizes can make a difference, but this gives you a good idea:

Calories: 350
Protein: 30g
Fat: 25g
Saturated Fat: 15g
Carbohydrates: 5g
Fiber: 2g
Sugar: 3g
Sodium: 400mg

Frequently Asked Questions about Creamy Low Carb Chicken Casserole

Got questions about this amazing Creamy Low Carb Chicken Casserole? I’ve got answers!

Can I make this Creamy Low Carb Chicken Casserole ahead of time?

Oh yeah, absolutely! It’s a total lifesaver for busy evenings. Just assemble it completely, cover it tightly, and pop it in the fridge. You might need to add a few extra minutes to the baking time when you’re ready to cook it.

What are good side dishes for this casserole?

For a perfect low-carb meal, I love serving this with a big, fresh green salad with a vinaigrette, some roasted asparagus, or even some cauliflower rice. It’s so hearty, you don’t need much else!

How do I store leftovers?

Leftovers are the best, right? Just cover the baking dish tightly with plastic wrap or foil, or transfer the casserole to an airtight container. It’ll keep in the fridge for about 3-4 days. Reheat gently in the oven or microwave until warmed through. If you’re looking for more easy dinner meal prep ideas, this is a winner!

Close-up of a creamy low carb chicken casserole topped with melted cheddar cheese and broccoli florets.

Creamy Low Carb Chicken Casserole

A rich and satisfying low-carbohydrate chicken casserole.
Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Servings: 6 servings
Course: Dinner
Cuisine: American
Calories: 350

Ingredients
  

For the Casserole
  • 1 lb cooked chicken shredded or diced
  • 1 cup broccoli florets steamed
  • 1/2 cup cream cheese softened
  • 1/2 cup heavy cream
  • 1/4 cup shredded cheddar cheese
  • 2 cloves garlic minced
  • 1/4 tsp salt
  • 1/8 tsp black pepper

Equipment

  • Baking dish
  • Skillet

Method
 

  1. Preheat your oven to 375°F (190°C). Lightly grease a baking dish.
  2. In a skillet over medium heat, melt the cream cheese. Stir in the heavy cream and minced garlic until smooth.
  3. Add the cooked chicken, steamed broccoli, salt, and pepper to the skillet. Stir to combine.
  4. Pour the mixture into the prepared baking dish.
  5. Top with shredded cheddar cheese.
  6. Bake for 25-30 minutes, or until bubbly and the cheese is melted and lightly browned.

Nutrition

Calories: 350kcalCarbohydrates: 5gProtein: 30gFat: 25gSaturated Fat: 15gSodium: 400mgFiber: 2gSugar: 3g

Notes

Let the casserole rest for a few minutes before serving.

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