Low-carb cheesy chicken spaghetti is the ultimate comfort food makeover. Tender spaghetti squash replaces pasta, giving you a lighter, veggie-packed base while still delivering all the creamy, cheesy goodness you crave. Juicy chicken, melty cheese, and a rich sauce come together in a dish that feels indulgent yet fits beautifully into a low-carb lifestyle.
This recipe has quickly become a weeknight favorite in my home, and I’m confident it will in yours too. If you love cozy casseroles with bold flavor, you’ll also enjoy my hearty keto spaghetti squash with beef. Simple, family-friendly, and packed with flavor, this dish is proof that low-carb doesn’t mean missing out on comfort.
Why You’ll Love This Low-Carb Cheesy Chicken Spaghetti
- Quick and easy to prepare, perfect for busy weeknights.
- Deliciously cheesy, satisfying even the pickiest eaters.
- Low-carb and gluten-free, making it a healthy choice for everyone.
- Versatile recipe that can be customized with your favorite ingredients.
- Great for meal prep, so you can enjoy leftovers throughout the week.

Easy Low-Carb Cheesy Chicken Spaghetti Recipe
- Total Time: 1 hour 15 minutes
- Yield: 4 servings
- Diet: Low Calorie
Description
A delicious and easy recipe for Low-Carb Cheesy Chicken Spaghetti made with spaghetti squash, shredded chicken, and creamy cheese.
Ingredients
- 1 medium spaghetti squash
- 2 cups shredded chicken
- 1 cup shredded cheddar cheese
- 4 oz cream cheese
- 1/2 cup sour cream
- 1 tsp garlic powder
- 1 can ROTEL (diced tomatoes and green chilies)
- Optional garnish: Fresh parsley, crumbled bacon
Instructions
- Preheat the oven to 375°F (190°C).
- Cut the spaghetti squash in half lengthwise and remove the seeds.
- Place the squash cut-side down on a baking sheet and bake for 30-40 minutes until tender.
- In a large bowl, combine shredded chicken, cheddar cheese, cream cheese, sour cream, garlic powder, and ROTEL.
- Once the spaghetti squash is cooked, scrape the flesh with a fork to create spaghetti-like strands.
- Add the spaghetti squash strands to the chicken and cheese mixture and stir until well combined.
- Transfer the mixture to a greased baking dish and top with additional cheese if desired.
- Bake for an additional 20-25 minutes until heated through and bubbly.
- Garnish with fresh parsley and crumbled bacon before serving.
Notes
- For a spicier dish, use the hot variety of ROTEL.
- This recipe can be made ahead of time and stored in the refrigerator for up to 3 days.
- Leftovers can be frozen for up to 2 months.
- Prep Time: 15 minutes
- Cook Time: 1 hour
- Category: Main Dish
- Method: Baking
- Cuisine: American
Ingredients for Low-Carb Cheesy Chicken Spaghetti
Gathering the right ingredients is key to making my Low-Carb Cheesy Chicken Spaghetti a success. Here’s what you’ll need:
- Spaghetti squash: This is the star of the dish, providing a low-carb alternative to traditional pasta. It’s naturally sweet and has a lovely texture.
- Shredded chicken: You can use rotisserie chicken for convenience or cook your own. It adds protein and heartiness to the dish.
- Shredded cheddar cheese: This brings that gooey, cheesy goodness we all crave. Feel free to experiment with different cheese varieties!
- Cream cheese: It adds creaminess and richness, making the dish feel indulgent without the carbs.
- Sour cream: This ingredient enhances the creaminess and adds a slight tang, balancing the flavors beautifully.
- Garlic powder: A must-have for flavor! It adds a warm, aromatic touch that elevates the dish.
- ROTEL (diced tomatoes and green chilies): This adds a zesty kick and a pop of color. You can choose the mild or hot variety based on your preference.
- Optional garnish: Fresh parsley and crumbled bacon can take your dish to the next level, adding freshness and crunch.

For exact measurements, check the bottom of the article where you can find everything available for printing. Happy cooking!
How to Make Low-Carb Cheesy Chicken Spaghetti
Now that you have all your ingredients ready, let’s dive into making this delicious Low-Carb Cheesy Chicken Spaghetti! Follow these simple steps, and you’ll have a comforting meal on the table in no time.
Step 1: Preheat the Oven
First things first, preheat your oven to 375°F (190°C). Preheating is crucial because it ensures even cooking. You want your dish to bake perfectly, so don’t skip this step!
Step 2: Prepare the Spaghetti Squash
Next, grab your spaghetti squash. Carefully cut it in half lengthwise. Use a spoon to scoop out the seeds. This step is essential for cooking the squash evenly. Remember, safety first—use a sharp knife and be cautious!
Step 3: Bake the Spaghetti Squash
Place the squash cut-side down on a baking sheet. Bake it for about 30-40 minutes. You’ll know it’s done when the flesh is tender and easily pierced with a fork. The aroma will fill your kitchen, making it hard to resist!
Step 4: Mix the Chicken and Cheese Ingredients
While the squash is baking, let’s mix the filling. In a large bowl, combine the shredded chicken, cheddar cheese, cream cheese, sour cream, garlic powder, and ROTEL. Stir until everything is well blended. This cheesy mixture is the heart of your dish!
Step 5: Scrape the Spaghetti Squash
Once the squash is cooked, take it out of the oven and let it cool for a few minutes. Then, use a fork to scrape the flesh into spaghetti-like strands. It’s like magic watching it transform into a pasta substitute!
Step 6: Combine Everything
Now, add those beautiful squash strands to your chicken and cheese mixture. Stir gently until everything is well combined. This is where the flavors meld together, creating a creamy, dreamy dish.
Step 7: Transfer to Baking Dish
Grease a baking dish with a little oil or cooking spray. Transfer your combined mixture into the dish, spreading it evenly. If you love cheese, sprinkle some extra on top for that gooey finish!
Step 8: Bake Again
Pop the dish back into the oven and bake for another 20-25 minutes. You’ll know it’s ready when it’s heated through and bubbly. The anticipation will be worth it as the cheesy aroma fills your home!
Step 9: Garnish and Serve
Finally, it’s time to garnish! Sprinkle fresh parsley and crumbled bacon on top for a pop of color and flavor. Serve it warm, and watch your family dig in with delight. Enjoy your Low-Carb Cheesy Chicken Spaghetti!

Tips for Success
- Use a sharp knife when cutting the spaghetti squash for safety and ease.
- Don’t rush the baking time; ensure the squash is tender for the best texture.
- Feel free to customize the cheese blend to suit your taste preferences.
- For added flavor, consider sautéing some onions or bell peppers to mix in.
- Let the dish cool slightly before serving to help it set up nicely.
Equipment Needed
- Baking sheet: A standard sheet works well, but a glass dish can also be used.
- Sharp knife: Essential for cutting the spaghetti squash; a serrated knife can be a good alternative.
- Large mixing bowl: Any bowl will do, but a deep one helps with mixing.
- Fork: Needed for scraping the squash into strands; a spoon can work in a pinch.
- Measuring cups: Handy for portioning ingredients, but you can eyeball it if you’re confident!
Variations To Try
- Spicy Kick: Add jalapeños or use the hot variety of ROTEL for a fiery twist.
- Vegetarian Option: Substitute shredded chicken with sautéed mushrooms or zucchini for a meatless meal.
- Herb Infusion: Mix in fresh herbs like basil or thyme for an aromatic flavor boost.
- Cheese Lovers: Experiment with different cheeses like mozzarella or pepper jack for a unique taste.
- Nutty Crunch: Top with crushed nuts or seeds for added texture and nutrition.
Serving Suggestions
- Pair with a fresh green salad for a light and healthy meal.
- Serve with a side of roasted vegetables for added nutrition and flavor.
- Complement with a glass of chilled white wine for a delightful dinner experience.
- For presentation, sprinkle extra cheese and fresh herbs on top before serving.
FAQs about Low-Carb Cheesy Chicken Spaghetti
As you embark on your culinary adventure with my Low-Carb Cheesy Chicken Spaghetti, you might have a few questions. Here are some common queries I’ve encountered, along with helpful answers!
Can I make this a gluten-free chicken pasta dish?
Absolutely! This recipe is naturally gluten-free since it uses spaghetti squash instead of traditional pasta. Just ensure that all your other ingredients, like the cream cheese and sour cream, are labeled gluten-free.
How can I store leftovers of this cheesy keto chicken recipe?
Leftovers can be stored in an airtight container in the refrigerator for up to three days. You can also freeze portions for up to two months. Just reheat in the oven or microwave when you’re ready to enjoy it again!
Can I use other types of cheese in this creamy chicken spaghetti?
Definitely! Feel free to mix and match your favorite cheeses. Mozzarella, pepper jack, or even a sharp gouda can add a unique twist to your dish. Just remember to keep it cheesy!
Is this recipe suitable for meal prep?
Yes! This low-carb pasta bake is perfect for meal prep. You can make it ahead of time and portion it out for quick lunches or dinners throughout the week. Just reheat and enjoy!
What can I serve with this dish?
Pair it with a fresh salad or some roasted veggies for a complete meal. A glass of white wine also complements the flavors beautifully. Enjoy your culinary creation!
Conclusion
This low-carb cheesy chicken spaghetti is a dish that brings everyone running to the dinner table. The creamy sauce, gooey cheese, and tender chicken create a comforting casserole that feels special while staying wholesome. It’s quick enough for busy nights but satisfying enough to serve when you want a dinner that truly delights.
For more cozy, family-friendly meals, try my creamy beef and shells or the ultimate comfort classic, mac and cheese meatloaf casserole. Both are hearty, cheesy, and guaranteed to become new favorites.
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