Easy Low-Carb Chicken Casserole (Family-Friendly & Keto Approved)

When dinner needs to be simple, satisfying, and guaranteed to please everyone at the table, this Easy Low-Carb Chicken Casserole (Family-Friendly & Keto Approved) delivers every single time. It’s creamy, cheesy, packed with protein, and loaded with comforting flavors — all while keeping carbs low.

Whether you’re following a ketogenic lifestyle or just looking for a high protein low carb casserole that won’t derail your goals, this recipe checks every box. Even better? It’s made with everyday ingredients and comes together quickly, making it perfect for busy weeknights.

If you love creamy chicken broccoli bake recipes but want something lighter and keto-approved, this one is about to become a weekly favorite.


Why You’ll Love This Keto Chicken Casserole Recipe

There are countless casserole recipes out there, but this one stands out because it’s:

  • Low in Carbs – No pasta, rice, or starchy fillers
  • High in Protein – Packed with tender chicken
  • Rich & Creamy – Thanks to cheese and cream
  • Family-Friendly – Kid-approved flavors
  • Meal Prep Friendly – Stores and reheats beautifully

It’s comfort food without the carb overload.


What Makes It Low-Carb?

Traditional chicken casseroles often rely on cream-of-soup mixes, flour thickeners, or rice as a base. This keto chicken casserole recipe skips all that and uses:

  • Cream cheese for thickness
  • Heavy cream for richness
  • Cheese for flavor and structure
  • Low-carb vegetables like broccoli

The result is a creamy chicken broccoli bake that feels indulgent while staying keto compliant.


Ingredients

  • 3 cups cooked chicken breast, diced or shredded
  • 2 cups fresh broccoli florets
  • 1 cup shredded cheddar cheese
  • 1 cup shredded mozzarella cheese
  • 4 ounces cream cheese, softened
  • 1/2 cup heavy cream
  • 2 cloves garlic, minced
  • 1/2 teaspoon onion powder
  • 1/2 teaspoon paprika
  • Salt and black pepper to taste
  • 1 tablespoon olive oil (if needed for sautéing)

Instructions

1. Preheat the Oven

Preheat your oven to 375°F (190°C). Lightly grease a 9×9-inch or similar baking dish.

2. Prepare the Broccoli

If using fresh broccoli, steam or blanch for 2–3 minutes until slightly tender but still bright green. Drain well and set aside.

3. Make the Creamy Sauce

In a medium saucepan over medium-low heat, combine softened cream cheese and heavy cream. Stir until smooth and fully blended.

Add minced garlic, onion powder, paprika, salt, and pepper. Continue stirring until the mixture becomes creamy and slightly thickened.

4. Combine Ingredients

In a large bowl, mix the cooked chicken and broccoli. Pour the creamy sauce over the mixture and stir to coat evenly.

Fold in half of the shredded cheddar and mozzarella cheeses.

5. Assemble the Casserole

Transfer the mixture into the prepared baking dish and spread evenly.

Sprinkle the remaining cheese over the top.

6. Bake

Bake for 20–25 minutes, or until the cheese is melted, bubbly, and lightly golden.

7. Rest Before Serving

Let the casserole rest for 5–10 minutes before serving. This helps it firm up and makes slicing easier.

Easy Low-Carb Chicken Casserole

A creamy, cheesy keto chicken casserole packed with broccoli and protein—perfect for a family-friendly low-carb dinner.
Prep Time 15 minutes
Cook Time 25 minutes
Total Time 40 minutes
Servings: 6 servings
Course: Dessert, Snack
Cuisine: American, Autumn
Calories: 420

Ingredients
  

Main Ingredients
  • 3 cups cooked chicken breast diced or shredded
  • 2 cups broccoli florets
  • 1 cup shredded cheddar cheese
  • 1 cup shredded mozzarella cheese
  • 4 oz cream cheese softened
  • 0.5 cup heavy cream

Equipment

  • Mixing bowls
  • Baking dish
  • Saucepan
  • Spatula

Method
 

  1. Preheat oven to 375°F and grease baking dish.
  2. Lightly steam broccoli until slightly tender.
  3. Combine cream cheese and heavy cream over medium-low heat until smooth.
  4. Stir in seasonings and garlic.
  5. Mix chicken and broccoli, then coat with sauce.
  6. Transfer to baking dish and top with cheese.
  7. Bake 20–25 minutes until bubbly and golden.

Notes

Add bacon or ranch seasoning for variation.

Tips for the Perfect Creamy Chicken Broccoli Bake

Use Rotisserie Chicken

Short on time? Pre-cooked rotisserie chicken works beautifully in this easy low-carb chicken casserole.

Don’t Overcook the Broccoli

Keep it slightly crisp before baking to prevent it from becoming mushy.

Freshly Shredded Cheese Is Best

Pre-shredded cheese often contains anti-caking agents that affect melt quality.

Add Texture

For a little crunch, sprinkle crushed pork rinds or almond flour on top before baking.


Delicious Variations

This family-friendly keto dinner is incredibly versatile.

Bacon Ranch Version

Add cooked, crumbled bacon and a teaspoon of ranch seasoning.

Spinach & Mushroom

Swap broccoli for sautéed spinach and mushrooms.

Buffalo Style

Mix in buffalo sauce and top with blue cheese crumbles.

Mexican-Inspired

Add diced green chilies, cumin, and use pepper jack cheese.


Meal Prep & Storage

This high protein low carb casserole is ideal for meal prep.

  • Refrigerator: Store in airtight container up to 4 days.
  • Freezer: Freeze for up to 2 months. Thaw overnight before reheating.
  • Reheating: Microwave individual portions 1–2 minutes or bake at 325°F until warmed through.

It reheats beautifully without separating or drying out.


Serving Suggestions

This keto chicken casserole recipe pairs perfectly with:

  • A simple side salad
  • Cauliflower rice
  • Roasted zucchini
  • Sautéed green beans

It’s hearty enough to stand alone but flexible enough to build a full dinner around.


Frequently Asked Questions

Can I make this ahead of time?

Yes! Assemble the casserole, cover, and refrigerate up to 24 hours before baking.

Can I use frozen broccoli?

Yes — just thaw and drain well before adding to avoid excess moisture.

Is this gluten-free?

Absolutely. There are no flour-based ingredients in this recipe.


Why This Recipe Works

This easy low-carb chicken casserole balances protein, fat, and flavor in a way that keeps you satisfied without feeling heavy. The cream cheese provides thickness without flour, the heavy cream adds richness, and the cheese creates that golden bubbly finish everyone loves.

Because it’s carb-conscious yet indulgent, it’s ideal for both strict keto eaters and families simply looking for a wholesome dinner.


Final Thoughts

If you’ve been searching for a creamy chicken broccoli bake that’s low-carb, comforting, and family-approved, this is the one. It’s simple enough for weeknights, satisfying enough for leftovers, and flexible enough to customize to your taste.

Make it once and it just might earn permanent rotation status in your dinner lineup.

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