Name: Chicken and Spinach Spaghetti Squash Alfredo Recipe
Prep time: 15 min
Cook time: 45 min
Total time: 1 h
Cuisine: Italian-American
Ingredients: 1 large spaghetti squash (about 5 cups); Kosher salt and fresh ground black pepper to taste; 1 tablespoon olive oil; 1 pound boneless skinless chicken breasts, cut into bite sized pieces; 1 teaspoon Italian seasoning; 1 teaspoon dried oregano; 1/2 teaspoon garlic powder; 3 cups baby spinach; 2 ounces low fat cream cheese; 1/3 cup low fat milk or milk of choice; 1/4 cup shredded Parmesan cheese; 1/4 cup plain low fat Greek yogurt; 1/2 cup shredded part skim mozzarella cheese; Chopped parsley for garnish (optional)

Jump to Recipe· 4.2 from 69 reviews

If you’re craving a comforting yet healthy twist on a classic pasta dish, this Chicken and Spinach Spaghetti Squash Alfredo Recipe is absolutely the way to go. Imagine tender, juicy chicken mingling with vibrant baby spinach, all wrapped up in a luscious, creamy Alfredo sauce that hugs strands of roasted spaghetti squash instead of traditional noodles. This recipe balances indulgence and nutrition beautifully, offering a delicious low-carb alternative that’s as satisfying as it is colorful. Whether you’re cooking for your family or meal prepping for the week, this dish promises big flavor in every bite.

Ingredients You’ll Need

The image shows a tray on a white marbled surface holding several ingredients arranged neatly. In the top right, there is a large white bowl filled with bright yellow shredded cheese. Next to it is a small white bowl with thick white cream. A small block of white cheese sits next to a white bottle of reduced fat milk laying on its side to the left. Below the bowl of shredded cheese are two small white bowls, one filled with finely grated cheese and the other with shredded mozzarella. Near the bottom left of the tray are two raw chicken breasts placed on parchment paper. At the lower right is a white bowl filled with fresh green spinach leaves. In front of the bowls with grated and shredded cheese is a small white bowl containing three types of herbs and spices separated into three sections: black pepper, a green herb, and a beige powder. Some green parsley is placed near the top left, slightly overlapping the bowl of cream. photo taken with an iphone --ar 4:5 --v 7

These ingredients come together simply but powerfully, each playing a crucial role in building the creamy texture, savory depth, and fresh brightness of this Chicken and Spinach Spaghetti Squash Alfredo Recipe. From the hearty protein to the fresh spinach and wholesome squash, every element is essential.

1 large spaghetti squash (about 5 cups): The star vegetable, roasted to tender strands that replace traditional pasta beautifully.

1 tablespoon olive oil: To sauté the chicken and spinach, adding subtle richness.
1 pound boneless skinless chicken breasts, cut into bite-sized pieces: Your perfect protein source, tender and flavorful.
1 teaspoon Italian seasoning: Adds warm, herbal notes that enhance the chicken’s flavor.

1 teaspoon dried oregano: A classic herb to deepen the savory profile of the dish.
1/2 teaspoon garlic powder: For that irresistible garlicky aroma and taste.
3 cups baby spinach: Adds vibrant color and a fresh, earthy taste while boosting nutrition.

Kosher salt and fresh ground black pepper to taste: Essential for seasoning and bringing all flavors together.
2 ounces low fat cream cheese: The base of the creamy Alfredo sauce, lighter but still indulgent.
1/3 cup low fat milk or milk of choice: Helps create a smooth, velvety sauce texture.

1/4 cup shredded Parmesan cheese: Brings sharp, nutty flavor classic to Alfredo dishes.
1/4 cup plain low fat Greek yogurt: Adds tang and creaminess with a protein boost.
1/2 cup shredded part skim mozzarella cheese: For melty, stringy, golden topping magic.

Chopped parsley for garnish (optional): Freshens up the plate and adds a pop of green.

How to Make Chicken and Spinach Spaghetti Squash Alfredo Recipe

Step 1: Roast the Spaghetti Squash

Start by preheating your oven to 400° F. Line a baking sheet with foil and lightly spray it with cooking oil to prevent sticking. Carefully cut the spaghetti squash in half lengthwise and scoop out all the seeds. Season the cut sides with a pinch of salt and pepper. Place the halves cut side down onto the prepared baking sheet and roast for about 35 to 45 minutes or until the flesh becomes tender and easily comes apart with a fork. Once out of the oven, let it cool around 10 minutes before gently scraping out those perfect spaghetti-like strands with a fork.

Step 2: Prepare the Chicken and Spinach

While the squash is roasting, mix together the Italian seasoning, dried oregano, and garlic powder in a small bowl. Toss the bite-sized chicken pieces with this spice blend plus salt and pepper to taste. Heat olive oil in a large skillet over medium-high heat, then add the spiced chicken. Cook, stirring occasionally, until the chicken is almost cooked through. At this point, add in the baby spinach and cook until it wilts down and the chicken finishes cooking through completely.

Step 3: Make the Alfredo Sauce and Combine

Reduce the heat to medium-low and add the cream cheese, Parmesan cheese, and milk directly into the skillet with the chicken and spinach. Stir continuously until the cheese melts completely and a creamy sauce forms. Next, fold in the spaghetti squash strands along with the Greek yogurt. Toss everything gently, ensuring each strand and piece of chicken is evenly coated with that luscious Alfredo sauce.

Step 4: Melt the Mozzarella Topping

Top the skillet mixture with shredded mozzarella cheese. Now you have two options: cover the skillet with a lid and let the cheese melt over low heat for 2 to 3 minutes, or transfer the skillet to your oven and broil it for several minutes until the cheese bubbles and turns lightly golden brown. Finish by sprinkling some chopped parsley on top for a fresh, vibrant touch right before serving.

How to Serve Chicken and Spinach Spaghetti Squash Alfredo Recipe

The image shows a white bowl filled with a creamy pasta dish that has several layers. The bottom layer is made of light yellow spaghetti-like noodles, mixed with chunks of white meat and dark green spinach leaves scattered unevenly throughout. On top, there is a layer of melted pale yellow cheese that stretches and clings to the noodles, giving the dish a rich and gooey texture. Small bits of green herbs are sprinkled on the surface for a fresh look. A silver fork rests inside the bowl, partially holding some pasta strands. The bowl is placed on a white marbled texture surface. Photo taken with an iphone --ar 4:5 --v 7

Garnishes

Garnishing is the simple final flourish that brightens this dish. Chopped fresh parsley not only adds a burst of color but also a gentle herbal freshness that cuts through the richness of the Alfredo. You can also sprinkle a little extra Parmesan if you want more cheesy depth or a few red pepper flakes for a subtle kick.

Side Dishes

This Chicken and Spinach Spaghetti Squash Alfredo Recipe stands beautifully on its own but pairs wonderfully with crisp, refreshing sides. A light mixed greens salad with a lemon vinaigrette can be perfect to balance the creamy sauce. For a heartier meal, roasted garlic asparagus or steamed green beans add lovely texture without overwhelming the flavors.

Creative Ways to Present

For a fun presentation, serve this dish in individual mini skillets or even hollowed-out spaghetti squash shells. This not only looks stunning but lets everyone enjoy the rustic charm of the roasted squash. Alternatively, layer the mixture in a casserole dish topped with extra cheese and bake for a baked Alfredo style twist.

Make Ahead and Storage

Storing Leftovers

Leftover Chicken and Spinach Spaghetti Squash Alfredo Recipe keeps well in an airtight container in the refrigerator for up to 3 days. The flavors even deepen as it rests overnight, making it an excellent choice for meal prepping or next-day lunches.

Freezing

If you’d like to freeze leftovers, place the cooled dish in a freezer-safe container. It’s best enjoyed within 2 months for optimal flavor and texture. Keep in mind, the spinach and cream cheese sauce might slightly change texture once thawed, but the dish remains delicious and satisfying.

Reheating

Reheat gently on the stovetop over low heat, stirring occasionally, to help the Alfredo sauce regain its creamy consistency. You can also microwave leftovers covered with a damp paper towel to prevent drying out. Adding a splash of milk before reheating helps refresh the sauce’s creaminess.

FAQs

Can I use frozen spinach for this recipe?

Frozen spinach isn’t ideal because it releases a lot of moisture, which can thin out the Alfredo sauce. If you only have frozen spinach, thaw it completely and squeeze out excess water before adding it. Fresh baby spinach is definitely the tastiest choice.

Is this recipe low carb and keto-friendly?

Yes, the use of spaghetti squash instead of pasta significantly lowers the carb count, making this Chicken and Spinach Spaghetti Squash Alfredo Recipe a great option for low-carb and keto diets without sacrificing that creamy pasta-dish feel.

Can I substitute the cream cheese and Greek yogurt with heavy cream?

Absolutely! While cream cheese and Greek yogurt give this dish a lighter feel, you can swap them for heavy cream to achieve an even richer, more traditional Alfredo sauce. Adjust quantities to taste, and consider reducing the added milk slightly.

What if I don’t have a broiler to melt the cheese?

Not a problem. Simply cover the skillet with a lid and cook on low heat until the mozzarella melts and becomes bubbly. This method takes a few extra minutes but results in the same delicious cheesy topping.

Can I make this recipe vegetarian?

Definitely! Omit the chicken and consider adding hearty vegetables like mushrooms or artichokes to boost flavor and texture. The creamy Alfredo sauce and spinach ensure the dish remains filling and satisfying.

Final Thoughts

This Chicken and Spinach Spaghetti Squash Alfredo Recipe has quickly become one of my favorite weeknight dinners because it’s comforting, wholesome, and surprisingly easy to make. The blend of creamy sauce, tender chicken, and fresh spinach nestled in tender spaghetti squash strands is pure magic. Give it a try, and I’m confident it’ll become a staple in your dinner rotation too!

Chicken and Spinach Spaghetti Squash Alfredo Recipe

Ingredients You’ll Need