Easy Low Carb Chicken Casserole Recipe
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Tired of bland, boring low-carb meals? This Easy Low Carb Chicken Casserole delivers a perfect blend of creamy, cheesy goodness while keeping carbs in check. Packed with protein, crispy bacon, and nutrient-rich veggies, it’s a keto chicken casserole that’s sure to satisfy. Whether you’re meal-prepping or need a quick weeknight dinner, this low carb chicken casserole recipe is perfect for anyone looking to enjoy low carb comfort food without sacrificing flavor.
Why You’ll Love This Low Carb Chicken Casserole Recipe
This healthy chicken casserole is a game-changer for busy weeknights. If you’re looking for a keto-friendly casserole, this dish checks all the boxes—easy to make and packed with flavor. You can even add some extra veggies like broccoli to give it more texture, making it an excellent option for anyone looking for low carb dinner ideas. It’s a satisfying, high protein chicken casserole that will keep you full for hours.
Low in Carbs & High in Protein
A great option for those following keto or low carb diets.
Rich & Creamy Flavor
The combination of ranch dressing, garlic, and two types of cheese makes this casserole irresistibly creamy.
Quick & Easy
With just a few simple steps, you can have dinner on the table in under 30 minutes.
Versatile
Swap ingredients to customize it to your taste and dietary needs.

Ingredients
For the casserole:
- 4 cups diced or shredded cooked chicken breast
- 8 slices cooked and chopped bacon
- 5 cups broccoli florets OR 1 pound thawed frozen spinach (well-drained)
- 3 cloves minced garlic
- 1 cup ranch dressing
- 1/2 cup shredded mozzarella cheese
- 1/2 cup shredded cheddar cheese
For the topping:
- 1/2 cup shredded mozzarella cheese
- 1/2 cup shredded cheddar cheese
Optional: 1-3 teaspoons ranch seasoning mix (for added flavor)
Step-by-Step Instructions
Step 1: Prepare the Vegetables
Preheat your oven to 375°F (191°C). If using frozen spinach, thaw completely and squeeze out excess water using a clean kitchen towel or paper towel. If using fresh broccoli, blanch the broccoli for 1–2 minutes in boiling water until it turns bright green, then drain well and set aside.
Step 2: Combine the Main Ingredients
In a large mixing bowl, combine:
- 4 cups of cooked, shredded or diced chicken
- 8 slices of cooked, chopped bacon
- Prepared broccoli or drained spinach
- 3 cloves of minced garlic
- 1 cup ranch dressing
- 1/2 cup shredded mozzarella cheese
- 1/2 cup shredded cheddar cheese (reserve the rest for topping)
Mix everything well to ensure the ingredients are evenly distributed. If you want a more intense ranch flavor, add 1-3 teaspoons of ranch seasoning mix and stir again.
Alternatively, you can mix all ingredients directly in the casserole dish to save time on cleanup.

Step 3: Transfer to Casserole Dish
Lightly grease a 9×13 inch casserole dish. Spread the mixture evenly in the dish, pressing it down slightly to create an even layer.
Step 4: Add the Cheese Topping
Sprinkle the remaining 1/2 cup shredded mozzarella and 1/2 cup shredded cheddar cheese evenly over the casserole.
Step 5: Bake and Serve
Place the casserole in the preheated oven and bake for about 15 minutes, or until the top is hot and bubbly. Remove from the oven and allow it to cool slightly before serving. Garnish with fresh parsley or extra crispy bacon bits if desired.
Recipe Tips & Variations
Make It Spicier
Add a pinch of cayenne pepper or red pepper flakes for a little heat.
Dairy-Free Option
Use dairy-free cheese and a dairy-free ranch dressing substitute.
Extra Creaminess
Stir in 1/2 cup of cream cheese or sour cream for a richer texture.
Vegetable Swap
Instead of broccoli or spinach, try using zucchini, cauliflower, or bell peppers.
How to Store and Reheat Your Low-Carb Chicken Casserole
Storage
Let the casserole cool completely before transferring it to an airtight container. Store in the fridge for up to 3 days.
Freezing
You can freeze this casserole for up to 2 months. Wrap it tightly with foil and place it in a freezer-safe container.
Reheating
- Oven: Bake at 350°F (175°C) for 15-20 minutes until heated through.
- Microwave: Heat individual portions for 1-2 minutes, covering with a damp paper towel to retain moisture.
- Air Fryer: Reheat at 350°F for 5-7 minutes until hot and crispy.

Nutritional Information & Health Benefits
Nutritional Breakdown (Per Serving)
Nutrient | Per Serving |
---|---|
Calories | 410 kcal |
Protein | 38g |
Carbohydrates | 6g |
Fiber | 2g |
Fat | 26g |
Health Benefits
- High Protein: Supports muscle growth and keeps you feeling full longer.
- Low Carb: Helps stabilize blood sugar and supports a ketogenic lifestyle.
- Rich in Healthy Fats: Provides sustained energy and essential nutrients.
- Nutrient-Dense Vegetables: Broccoli and spinach offer vitamins, minerals, and antioxidants to boost overall health.
FAQ
1. Can I make this keto chicken casserole ahead of time?
Yes! You can prepare the casserole mixture, store it in the refrigerator for up to 24 hours, and bake it just before serving. This makes it a great meal-prep option.
2. What can I use instead of ranch dressing?
If you prefer a different flavor profile, you can substitute ranch dressing with sour cream, Greek yogurt, or a low-carb Alfredo sauce for a creamy and delicious variation.
3. How can I add more flavor without increasing the carb count?
Try adding smoked paprika, garlic powder, or Italian seasoning to the mix. You can also use different cheese blends, like smoked gouda or pepper jack, to enhance the flavor profile.
Final Thoughts
This Easy Low Carb Chicken Casserole is a perfect balance of creamy, cheesy, and savory flavors, making it an instant family favorite. Whether you’re following a keto diet or simply looking for a delicious, wholesome dinner, this low-carb chicken bake will not disappoint.
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