Hi👋 I’m MARILYN, a 34-year-old from the United Kingdom. Cooking is my passion, and I love sharing delicious, easy-to-follow recipes. Join me on marilynrecipes.com to explore a world of culinary delights, from comforting classics to innovative creations. Let’s make cooking fun and enjoyable for everyone! Cooking is about more than just food it’s about sharing stories and making memories.
I still remember the first time I experimented with a creamy low carb casserole. It was a chilly Sunday afternoon, and I wanted something warm, hearty, and satisfying without all the carbs. I dug into my fridge, pulled out fresh vegetables, tender chicken, and a handful of cheese, and let my instincts guide me. That casserole turned into an instant family favorite. Ever since, creamy low carb casseroles have been my go-to dish when I want comfort without guilt. Over the years, I’ve refined this recipe to perfection, and today, I’m thrilled to share it with you.
Whether you’re new to low carb cooking or a seasoned kitchen adventurer, this recipe is simple, comforting, and full of love. From the first bite to the last, these creamy low carb casseroles feel like a warm hug on a plate. And the best part? You can tweak it with your favorite proteins or veggies to make it truly your own.

Why I Love Making This Recipe
I adore making creamy low carb casseroles because they’re so versatile. You can swap ingredients based on what’s in season, what’s on sale, or what your family loves most. I also love that they’re practical. You can make them ahead of time, pop them in the oven, and come back to a bubbling, golden-brown masterpiece that fills the whole house with incredible aromas.
But more than anything, I love the joy it brings. Watching my kids dig in and seeing their eyes light up when they discover cheesy, creamy goodness hidden under a layer of veggies—that’s the magic of cooking. And since this dish is low carb, I can indulge along with them without any guilt.
Ingredients & Little Kitchen Secrets
Here’s what you’ll need for this creamy low carb casserole:
- 2 cups cooked chicken, shredded or diced
- 1 medium zucchini, sliced thin
- 1 cup broccoli florets
- 1/2 cup cauliflower, chopped small
- 1/2 medium onion, diced
- 2 cloves garlic, minced
- 1 cup cream cheese, softened
- 1/2 cup heavy cream
- 1/2 cup grated Parmesan cheese
- 1 cup shredded cheddar cheese
- 1 tsp dried thyme
- 1/2 tsp paprika
- Salt & pepper to taste
- 2 tbsp olive oil or butter
Little kitchen secrets:
- Roast the vegetables lightly before adding to the casserole for extra depth of flavor.
- Let the cream cheese come to room temperature it melts more smoothly and makes your casserole extra creamy.
- Mix half of the cheddar into the filling and sprinkle the rest on top for a perfect golden crust.
How I Make It, Step by Step

- Preheat your oven to 180°C (350°F) and lightly grease a medium casserole dish.
- Heat olive oil in a pan over medium heat. Add onion and garlic, sauté until fragrant and translucent.
- Add zucchini, broccoli, and cauliflower to the pan, cooking for 5 minutes until slightly tender. Season with salt, pepper, thyme, and paprika.
- In a mixing bowl, combine the cream cheese, heavy cream, Parmesan, and half of the cheddar cheese. Stir until smooth and creamy.
- Fold the cooked chicken and sautéed vegetables into the cheese mixture. Taste and adjust seasoning if needed.
- Pour the mixture into the prepared casserole dish and spread evenly. Sprinkle the remaining cheddar cheese on top.
- Bake in the preheated oven for 25-30 minutes or until bubbly and golden on top.
- Let it rest for 5 minutes before serving to allow the casserole to set slightly.
How I Serve It at Home
I love serving this creamy low carb casserole straight from the oven in the casserole dish. It feels rustic and homey, perfect for family dinners. I usually pair it with a simple side salad or steamed green beans. For added flair, sprinkle a little fresh parsley or chives on top. The aroma alone makes everyone’s mouth water before the first bite!
Storage, Reheating & Make-Ahead Tips
- Storage: Store leftovers in an airtight container in the fridge for up to 4 days.
- Reheating: Reheat in the oven at 160°C (320°F) until warmed through or microwave individual portions.
- Make-Ahead: Assemble the casserole the night before, cover, and refrigerate. Bake fresh the next day for best results.

100-Word Short Version
This creamy low carb casserole is the ultimate comfort food that’s simple, hearty, and guilt-free. Packed with chicken, zucchini, broccoli, and cauliflower, it’s smothered in a velvety mix of cream cheese, heavy cream, and cheddar. Quick sautéing of vegetables, combined with shredded chicken and a blend of cheeses, creates a rich, flavorful dish that’s perfect for busy weeknights. Topped with melted cheddar, it bakes to golden perfection in just 30 minutes. Serve hot, enjoy immediately, and watch your family delight in every creamy, cheesy bite. Make-ahead friendly and easy to store, this casserole is a home kitchen hero.
Recipe Card Section
⏱️ Time: Prep 15 min | Cook 30 min | Total 45 min
🛒 Ingredients: <ul> <li>2 cups cooked chicken, shredded or diced</li> <li>1 medium zucchini, sliced thin</li> <li>1 cup broccoli florets</li> <li>1/2 cup cauliflower, chopped small</li> <li>1/2 medium onion, diced</li> <li>2 cloves garlic, minced</li> <li>1 cup cream cheese, softened</li> <li>1/2 cup heavy cream</li> <li>1/2 cup grated Parmesan cheese</li> <li>1 cup shredded cheddar cheese</li> <li>1 tsp dried thyme</li> <li>1/2 tsp paprika</li> <li>Salt & pepper to taste</li> <li>2 tbsp olive oil or butter</li> </ul>
👩🍳 Instructions: <ol> <li>Preheat oven to 180°C (350°F) and grease a casserole dish.</li> <li>Sauté onion and garlic in olive oil until fragrant.</li> <li>Add zucchini, broccoli, cauliflower; cook 5 minutes with seasoning.</li> <li>Mix cream cheese, heavy cream, Parmesan, and half cheddar until smooth.</li> <li>Fold chicken and vegetables into cheese mixture; adjust seasoning.</li> <li>Pour into casserole dish, sprinkle remaining cheddar on top.</li> <li>Bake 25-30 minutes until golden and bubbly.</li> <li>Let rest 5 minutes before serving.</li> </ol>
📝 Notes:
- Roast vegetables for more flavor.
- Let cream cheese soften for smooth mixture.
- Make ahead by assembling the night before.
- Store in fridge up to 4 days, reheat in oven or microwave.
🍽️ Nutrition:
Serving Size: 1 slice 🍽️
Calories: 350 kcal
Sugar: 4g
Sodium: 480mg
Fat: 26g
Saturated Fat: 12g
Unsaturated Fat: 12g
Carbohydrates: 8g
Fiber: 3g
Protein: 28g
Cholesterol: 110mg

Creamy Low Carb Casseroles
- Prep Time: 15 mins
- Cook Time: 30 mins
- Total Time: 45 mins
- Yield: 4 servings 1x
- Category: Dinner
- Method: Baking
- Cuisine: British
Description
This creamy low carb casserole is packed with chicken, zucchini, broccoli, and cheese. Perfect for a quick weeknight meal, it’s hearty, comforting, and easy to make. A family favorite that’s both satisfying and low carb!
Ingredients
- 2 cups cooked chicken, shredded or diced
- 1 medium zucchini, sliced thin
- 1 cup broccoli florets
- 1/2 cup cauliflower, chopped small
- 1/2 medium onion, diced
- 2 cloves garlic, minced
- 1 cup cream cheese, softened
- 1/2 cup heavy cream
- 1/2 cup grated Parmesan cheese
- 1 cup shredded cheddar cheese
- 1 tsp dried thyme
- 1/2 tsp paprika
- Salt & pepper to taste
- 2 tbsp olive oil or butter
Instructions
- Preheat oven to 180°C (350°F) and grease a casserole dish.
- Sauté onion and garlic in olive oil until fragrant.
- Add zucchini, broccoli, cauliflower; cook 5 minutes with seasoning.
- Mix cream cheese, heavy cream, Parmesan, and half cheddar until smooth.
- Fold chicken and vegetables into cheese mixture; adjust seasoning.
- Pour into casserole dish, sprinkle remaining cheddar on top.
- Bake 25-30 minutes until golden and bubbly.
- Let rest 5 minutes before serving.
Notes
- Roast vegetables for extra flavor.
- Let cream cheese soften for smooth mixture.
- Make ahead by assembling the night before.
- Store in fridge up to 4 days, reheat in oven or microwave.
Nutrition
- Serving Size: 1 slice
- Calories: 350
- Sugar: 4
- Sodium: 480
- Fat: 26
- Saturated Fat: 12
- Unsaturated Fat: 12
- Trans Fat: 0
- Carbohydrates: 8
- Fiber: 3
- Protein: 28
- Cholesterol: 110
Conclusion
Cooking creamy low carb casseroles is one of those moments when I feel truly connected to my kitchen and my family. Each bite carries warmth, comfort, and love. I hope this recipe inspires you to experiment, share, and enjoy the simple joys of a homemade meal. Remember, the heart of cooking is always about making memories, one delicious dish at a time.
