Oh, you know how much I love a big, comforting casserole. The problem is, most of the classics are loaded with potatoes or heavy pasta that just sabotage my carb goals! It took some serious kitchen trial-and-error, but trust me when I say we nailed it. This Low Carb Chicken Casserole is unbelievably rich and filling, but keeps all that creamy comfort you crave.
I spent ages figuring out how to get that classic, decadent texture without relying on flour thickeners. Seriously, I was throwing out so many dense bricks until I hit this perfect balance! That’s why I’m so excited to share this adaptation; I’m Hanna Foster, and making simple, satisfying low-carb swaps is what I do best here at Recipes by Betty.
Why This Low Carb Chicken Casserole Works for Healthy Weeknight Dinners
When you’re trying to eat clean but you’re totally exhausted from work, you just need something that appears almost magically in the oven. That’s the beauty of this dish! It truly shines as one of the best Healthy Weeknight Dinners because it’s so hands-off once it’s assembled. We’re keeping the whole preparation under 15 minutes, so it cuts down on cleanup, too.
It’s one of those wonderful Easy Dinner Recipes For Family where everyone digs in. It packs such a creamy, cheesy punch that nobody even notices what we left out! If you’re looking for great ways to organize your week, you should definitely look into batch meal prepping; sometimes I make two of these and freeze one—check out my ideas for meal prep snack boxes to beat stress while you’re thinking about efficiency!
Quick Dinner Ideas: Minimal Prep Time
I cannot stress this enough: the prep time is only ten minutes, maybe less if you’re using pre-cooked chicken! That makes it a top contender for Lazy Dinners when the fridge is nearly empty. You’re literally just tossing everything into one dish. No fancy chopping, and certainly no stand mixer required. If you need Quick Dinner Ideas that actually feel like real food, not just another sad salad, this is it.
Making Low Carb Chicken Casserole Kid Friendly Dinners
When you cut out pasta or rice, sometimes your picky eaters revolt. But this casserole uses heavy cream and tons of cheese, which makes the texture so smooth and universally loved. It’s genuinely one of my favorite Kid Friendly Dinners because it’s so mild and comforting. The little ones just see cheesy chicken and green specks (broccoli!), and they’re happy campers. You can feel good about serving it too, since it supports a lifestyle that cuts out refined carbs, which is great for overall health, like Mayo Clinic recommends for weight management. Learning more about low-carb benefits really helps when you’re trying to figure out dinner every night.
Essential Ingredients for Your Low Carb Chicken Casserole
Okay, look at how short this list is! This is what I love about whipping up Quick And Easy Dinner Recipes—you don’t need a million things cluttering up your pantry. We’re relying on just seven main components here, plus salt and pepper to taste. Keep these on hand, and you’re set for one of the easiest meals ever.
You’ll need 600 grams of cooked chicken, which I always dice up myself, one cup of bright green broccoli florets, and that rich, velvety base: 200 milliliters of heavy cream. For the cheesy topping, grab 100 grams of shredded cheddar and 60 grams of grated Parmesan. Don’t forget the teaspoon of garlic powder!
Ingredient Notes and Substitutions for Low Carb Chicken Casserole
Source your chicken smartly! If you’re aiming for true Lazy Dinners, grab a pre-cooked rotisserie chicken—just pull the meat right off. It saves you an entire step! If you’re out of cheddar, Monterey Jack works beautifully for meltiness, but try not to swap out the Parmesan; that sharp saltiness is key to keeping the flavor bright in this low-carb setup.
For the broccoli, make sure it’s slightly tender or raw; it cooks perfectly right in the casserole. When I’m craving something extra savory, I sometimes sneak in a sprinkle of onion powder along with the garlic powder. It just elevates the whole thing, and since we aren’t using flour, any extra spice blend you love is perfectly fine!
Mastering the Technique: How to Prepare Low Carb Chicken Casserole
This is where the magic happens, and I promise it’s so simple! We’re aiming for hands-off cooking time here. First up, you need to get your oven ready. Preheat that space to 190°C—get it hot so the cheese melts beautifully when it goes in. This speed means it qualifies as one of those great Quick Dinner Ideas for a busy evening.
Next, grab your baking dish—any standard size will do! Toss in your diced, cooked chicken and those lovely broccoli florets. Don’t overthink the arrangement; just get them nicely mixed in there. Now for the sauce, which is the key to keeping this low carb and creamy: whisk the heavy cream with the garlic powder, salt, and pepper. Pour that mixture right over your chicken and broccoli base.
The final layer is pure joy: sprinkle that shredded cheddar and Parmesan cheese evenly over the top. Make sure it covers everything so you get that golden, bubbly crust. Seriously, dumping this together is faster than ordering takeout! If you’re looking for more one-dish wonders, I have a fantastic dump and go Asian chicken dinner recipe you’ll love.

Achieving the Perfect Bake in Your Low Carb Chicken Casserole
Pop that beauty in the preheated oven. We are baking this for about 30 to 35 minutes. What you’re looking for isn’t just ‘cooked’—you want bubbly action around the edges and a nicely golden-brown top. That’s how you know the heavy cream mixture has thickened up into a luscious sauce.
Now, here’s a little secret for those of us who like deep brown cheese but can’t wait an extra five minutes: if you see the cheese getting that perfect color around the 25-minute mark but the center still looks a little cool, just carefully tent a piece of aluminum foil over the top. This stops the browning while letting the middle catch up. When it comes out, let it rest for five minutes before serving; that resting time lets the sauce settle perfectly!

Tips for Success When Making Low Carb Chicken Casserole
Even though this is one of the easiest recipes ever, a couple of small things can really take your Low Carb Chicken Casserole from good to absolutely spectacular. These little checks are what separate a decent dinner from a truly memorable one—they are my key moves for guaranteed success, especially if you’re aiming for Healthy Easy Dinner Ideas that never fail.
First, if you’re using leftover chicken (smart move!), make sure it’s completely cold before mixing it in. If you put warm chicken into the cold cream mixture, it slightly thaws the cream and can make the final casserole texture a little watery instead of thick and rich. Let that meat chill out! If you are looking for other ways to use chicken in great low-carb formats, check out my recipe for high-protein chicken wrap recipe.
Second big tip: Don’t skimp on seasoning the cream mixture *before* you pour it over everything. The cheese on top brings a lot of flavor, sure, but the heavy cream needs its own seasoning boost from the garlic powder, salt, and pepper. Taste that raw cream mixture—it should be slightly *too* salty and garlicky, because that flavor gets way muted once it bakes into the thick casserole.
Also, when it comes to the broccoli, if you are worried about it being too crunchy, give it a quick steam for just two minutes beforehand. Don’t cook it fully, though! It will finish cooking in the oven, and if you steam it too long, it gets mushy, which no one wants in their casserole. Balance is everything!
Making Ahead and Storing Your Low Carb Chicken Casserole
I am a huge believer in getting dinner halfway done before the actual dinner rush hits. This Low Carb Chicken Casserole is absolutely perfect for planning ahead, which makes those busy days feel so much smoother. It’s a huge win for Healthy Meal Ideas because you aren’t tempted by takeout when you walk in the door tired.
You have two ways you can prep this dish in advance. Option one is totally assembling everything—mix the chicken, broccoli, pour the cream mixture, and top with cheese—and then just cover the baking dish tightly with plastic wrap. Pop it into the fridge and let it hang out there for up to 24 hours. When you’re ready to eat, just pull off the plastic wrap and bake it as directed. You might need to add 5 or 10 extra minutes onto the cook time since it’s baking cold.
Option two is great if you like to portion stuff out, or if you want to make a double batch. You can assemble it in freezer-safe containers. If you’re freezing it unbaked, make sure the topping is covered well, or just skip the cheese entirely and add fresh cheese on top before baking from frozen—that keeps the texture right. If you’re doing freezer meals, my keto beef lunch rolls are another great one-and-done freezer favorite!

Reheating leftovers is super easy. I find the microwave just turns casseroles kind of rubbery, so I try to avoid it for this creamy dish if I can. The best way is to scoop out your portion into a small, oven-safe dish, cover it with foil, and warm it up in a 350°F oven for about 15 minutes. It brings back that lovely bubbly texture nicely!
Serving Suggestions for This Low Carb Chicken Casserole
Now that you have this rich, satisfying Low Carb Chicken Casserole ready to go, we need to talk about dressing up the plate! Since the casserole itself is creamy, cheesy, and quite filling, we want sides that add brightness, crunch, and fresh nutrients. This is where we turn a delicious dish into truly complete Healthy Dinner Ideas For Family.
You don’t need complicated sides here; we’re keeping things easy since the main event is so straightforward. We’re aiming for freshness to cut through the richness of the heavy cream and cheese. Think light and vibrant!
My absolute go-to side is a big, simple green salad. Toss some mixed greens with a little bit of olive oil and fresh lemon juice. It’s minimal effort, high impact, and gives you that necessary fresh vegetable component that keeps the meal feeling balanced. If you want something slightly heartier but still low-carb, roasted asparagus tossed with salt and a tiny squeeze of lemon when it comes out of the oven is just heavenly against the warm casserole.
Since we’ve already got broccoli in the casserole, you might want variety. Roasted green beans are fantastic—they get wonderfully crispy and add great color to the plate. Another excellent choice is a simple side of cauliflower rice sautéed quickly with butter and salt. It soaks up any extra sauce beautifully without adding any starches you’re trying to avoid. If you need inspiration for assembling other balanced meals throughout the week, you can check out my feta avocado lunch bowl recipe for good inspiration!
Remember, even when eating low-carb, variety in vegetables is super important for your overall nutrition. The American Heart Association stresses the importance of getting a good mix of nutrients, so balancing that heavy cream with lots of fresh greens is the way to go. You can always read up on why carbohydrates matter to see why we focus on veggie-heavy sides here!
Frequently Asked Questions About Low Carb Chicken Casserole
I always get questions about switching things up, which is totally fair! Cooking healthy food should be flexible, right? I’ve gathered a few of the most common things people ask me about making this Low Carb Chicken Casserole work best for them. Don’t worry if you need to swap an ingredient or two; most changes work out great!
Can I use different vegetables in the Low Carb Chicken Casserole?
Absolutely, you can play around with the veggies! That’s part of what makes this an awesome Healthy Meal Ideas base. Cauliflower florets are a fantastic, near-zero-carb swap for broccoli if you’re feeling adventurous. Mushrooms work well too, but be warned: mushrooms release a ton of extra water when they cook.
If you swap the broccoli for something like mushrooms or zucchini, you might want to sauté those veggies first to cook off some liquid. Otherwise, your creamy sauce might end up thinner than you want. Since we are aiming for that thick, rich texture, just pat down fibrous vegetables slightly before adding them to the dish!
Is this recipe suitable for Cheap Dinners For A Family?
Yes, it’s truly one of the best Cheap Dinners For A Family options because the bulk of the cost is covered by that protein! The secret to keeping this budget-friendly is leveraging leftovers. You don’t need to buy chicken breasts specifically for this recipe.
If you roasted a chicken on Sunday, use those scraps! If you made shredded chicken for tacos earlier in the week, toss it right in here. That cooked chicken saves you money and cuts your prep time down even more, which everyone loves. If you’re looking for other ways to stretch your grocery budget, checking out my avocado chickpea bowl recipe might give you some ideas for utilizing pantry staples!
Nutritional Estimates for Low Carb Chicken Casserole
Okay, so when we talk about Healthy Meal Ideas, we know that tracking macros is important, especially when cutting carbs. Since this is a powerhouse of protein and fat, you get real staying power from this casserole. I ran the numbers based on the four servings listed in the recipe, but remember, kitchen math is never an exact science!
These estimates are just a guide, based on the standard ingredients listed—so if you use super high-fat cheddar or extra lean chicken, your numbers will shift a bit. It’s always best to use these as a general benchmark rather than a strict diet requirement. For more on balanced eating, you can check out the recommendations from the American Heart Association on diet and lifestyle.
Here’s what you can generally expect per serving (assuming 4 servings total):
- Calories: Approximately 450-500 kcal
- Total Fat: Around 35g (That heavy cream does the work!)
- Protein: About 40g (Hello, chicken!)
- Net Carbs: Roughly 5g
See? That low carb number is why this feels so satisfying without weighing you down later. It’s filling, fast, and keeps that energy steady for the evening. It’s a win-win when you’re trying to stick to a healthy plan!
Share Your Low Carb Chicken Casserole Experience
So, that’s the secret sauce—or should I say, the secret cream mixture—for making this fantastic Low Carb Chicken Casserole. I truly hope this becomes a staple in your rotation when you need Quick And Easy Dinner Recipes that satisfy that cheesy craving without the carb crash!
Now I want to see what you make! Did you add bacon? Maybe sneak in some spinach? Don’t be shy; tell me how you customized it! Please leave a star rating right below this section—it really helps me know which recipes you want me to share next. If you’re looking for other easy dishes, my post on healthy easy snack ideas has tons of quick fixes, too!

Snap a picture if you can and tag me online! Seeing your family enjoying these low-carb meals is the best part of my job here. And if anything felt confusing, drop your questions in the comments below. I’m always here to help you adjust any recipe, just like I adjusted this casserole to be perfect for us. We all know that making lifestyle changes, like reducing carbs, can sometimes feel overwhelming, but I always recommend checking out reliable health sources when you have questions, like this article covering different dietary approaches.
Low Carb Chicken Casserole
Equipment
- Baking dish
Ingredients
- 600 g cooked chicken, diced
- 1 cup broccoli florets
- 200 ml heavy cream
- 100 g shredded cheddar cheese
- 60 g grated Parmesan
- 1 tsp garlic powder
- To taste Salt & pepper
Instructions
- Preheat your oven to 190°C.
- Mix the diced chicken and broccoli florets in a baking dish.
- Stir the heavy cream together with the garlic powder, salt, and pepper.
- Pour the cream mixture over the chicken and broccoli mixture.
- Top the casserole evenly with the shredded cheddar and grated Parmesan cheeses.
- Bake for 30 to 35 minutes, or until the top is golden brown and the filling is bubbly.

