Monterey Chicken Spaghetti

Featured in Inspiring Dinner Ideas.

This hearty casserole combines tender chicken and spaghetti in a creamy sauce with Monterey Jack cheese and spinach. Topped with crunchy fried onions, it's a crowd-pleasing dish perfect for family dinners.

Sarah
Updated on Tue, 21 Jan 2025 10:37:01 GMT
A bowl of spaghetti topped with chicken, tomatoes, and parsley. Pin it
A bowl of spaghetti topped with chicken, tomatoes, and parsley. | kitchenscroll.com

My Monterey Chicken Spaghetti recipe has been in my weekly dinner rotation for years now. I first created it on a chilly evening when I craved something cozy yet special. The combination of tender pasta smothered in creamy cheese sauce with smoky bacon bits makes this dish pure magic. Every time I serve it at family gatherings everyone begs for the recipe.

What Makes This Recipe Special

This recipe came to life in my kitchen during a particularly busy season of life. I wanted something that felt fancy but used simple ingredients from my pantry. Now it's become my go to dish for both casual weeknight dinners and special occasions. The best part? It's totally budget friendly but tastes like something from your favorite restaurant.

Kitchen Essentials

The beauty of this dish lies in its simple ingredients. Regular spaghetti noodles become extraordinary when wrapped in our creamy sauce. I love using leftover roasted chicken or rotisserie chicken for convenience. The real game changer is the crispy bacon sprinkled throughout and generous handfuls of melty Monterey Jack cheese. My secret weapons? Cream of chicken soup sour cream and those zesty diced tomatoes with green chilies.

Creating That Dreamy Sauce

The sauce honestly deserves its own spotlight. After years of tweaking I found the perfect combination starts with cream of chicken soup as the base. A good dollop of sour cream adds such lovely tanginess. I sprinkle in garlic powder onion powder and paprika then fold in those diced tomatoes with green chilies. Once the Monterey Jack cheese melts in it becomes absolutely heavenly.

Getting Started with Pasta

The pasta needs to be just right for this recipe to shine. Cook your spaghetti in well salted water until it's al dente. Trust me on this one slightly firm pasta holds up beautifully during baking. Once drained it's ready for its cheese sauce bath.

A close-up view of a bowl of spaghetti topped with pieces of chicken, tomato sauce, and sprinkled with fresh parsley. Pin it
A close-up view of a bowl of spaghetti topped with pieces of chicken, tomato sauce, and sprinkled with fresh parsley. | kitchenscroll.com

Preparing Your Proteins

On busy days I grab a rotisserie chicken from the store. But when I have time I season chicken breasts with salt and pepper and cook them until they're just perfect. For the bacon cook it until crispy then crumble it into bits. These two create the most amazing flavor duo in our casserole.

The Secret's in the Sauce

This is where kitchen magic happens. Grab your biggest mixing bowl and combine the cream of chicken soup sour cream and all those lovely seasonings. I discovered that adding half the cheese right into the sauce creates the most amazing creamy texture.

Adding Extra Oomph

My family loves when I add those diced tomatoes with green chilies. They bring just enough kick to cut through the richness without overwhelming anyone's taste buds. This little addition takes our casserole from good to absolutely fantastic.

Bringing It All Together

In your biggest bowl toss those perfectly cooked noodles with our gorgeous sauce. Add in the chicken and bacon making sure every bit of pasta gets coated in goodness. I love watching all these ingredients come together knowing how amazing it's going to taste.

Into the Baking Dish

Grab your favorite 9×13 baking dish give it a quick grease and spread out all that saucy pasta goodness. The best part? Sprinkling the remaining cheese over top. It's going to melt into the most beautiful golden crust.

A close-up image of spaghetti topped with pieces of chicken and diced tomatoes, garnished with fresh parsley. Pin it
A close-up image of spaghetti topped with pieces of chicken and diced tomatoes, garnished with fresh parsley. | kitchenscroll.com

Time to Bake

Pop it into your preheated 350°F oven and let it work its magic for about 25 minutes. Your kitchen will smell incredible as everything gets hot and bubbly. That cheese on top turns into the most gorgeous golden blanket.

Perfect Pairings

While this dish stands beautifully on its own I love serving it with a fresh green salad. Sometimes I'll whip up some garlic bread to catch any extra sauce. My kids go crazy for it when I add some roasted broccoli or carrots on the side.

Saving Some for Later

One of the best things about this recipe? It makes fantastic leftovers. Pop any extras in an airtight container and they'll stay delicious for three days in the fridge. A splash of cream when reheating keeps everything perfectly saucy.

Freezer Tips

I often make two batches and freeze one for later. Just assemble everything but don't bake it. Wrap it up tight and freeze for up to three months. Such a lifesaver on busy nights.

Make It Your Own

Sometimes I switch things up using different cheeses or adding extra vegetables. Spinach mushrooms or bell peppers work beautifully here. My spice loving friends add extra cayenne or smoked paprika for more kick.

A close-up of spaghetti topped with pieces of chicken, tomato sauce, and chopped parsley. Pin it
A close-up of spaghetti topped with pieces of chicken, tomato sauce, and chopped parsley. | kitchenscroll.com

Prep Ahead Tricks

This has saved my weeknight dinner routine countless times. You can assemble everything the night before cover it tightly and refrigerate. Next day just pop it in the oven. Dinner solved.

Warming It Up

When reheating leftovers I always use the oven set to 350°F for about 15 minutes. It keeps everything creamy and delicious. If you're in a hurry the microwave works too just add a tiny splash of milk to keep things saucy.

Your Questions Answered

Q1: My pantry has penne instead of spaghetti. Will that work?
A1: Absolutely. Any pasta you love will be delicious here.
Q2: Need a gluten free version?
A2: Simply swap in your favorite gluten free pasta and soup.
Q3: Want more heat?
A3: Add some diced jalapeños or a pinch of cayenne.

Good to Know

Each generous serving comes in around 490 calories. It's filling comfort food that gives you a good balance of protein and energy for your day.

From My Kitchen to Yours

This Monterey Chicken Spaghetti has brought so much joy to my dinner table over the years. The combination of creamy sauce smoky bacon and melty cheese creates something truly special. I hope it becomes a favorite in your home too.

Frequently Asked Questions

→ Can I make this casserole ahead of time?

You can prepare the casserole up to a day ahead and store it in the fridge. Add 10-15 minutes to the baking time when cooking from cold. Wait to add the crispy onion topping until just before baking.

→ What can I use instead of spinach?

Sautéed mushrooms make a great substitute for spinach. You can also use broccoli florets or simply leave out the vegetables altogether. The casserole will still be delicious.

→ How do I store leftovers?

Keep leftovers covered in the fridge for up to 3 days. The onion topping might lose some crunch, but the casserole will still taste great when reheated in the oven or microwave.

→ Can I use different cheese?

While Monterey Jack gives the best melt and flavor, you can use cheddar, mozzarella, or a cheese blend. Just make sure to use a good melting cheese for the best results.

→ What's the best chicken to use?

Rotisserie chicken is perfect for this recipe as it's already cooked and seasoned. You can also use leftover grilled chicken or poach chicken breasts specifically for this dish.

Cheesy Chicken Spaghetti

A comforting casserole combining tender chicken, creamy cheese sauce, and pasta topped with crispy fried onions. Easy to make and perfect for feeding a crowd.

Prep Time
15 Minutes
Cook Time
50 Minutes
Total Time
65 Minutes

Category: Dinner Delights

Difficulty: Easy

Cuisine: American

Yield: 8 Servings (1 9x13 casserole)

Dietary: ~

Ingredients

01 Dried spaghetti, 12 ounces.
02 Cooked chicken, chopped, 4 cups.
03 Sour cream, 16 ounces.
04 Unsalted cream of chicken soup, 2 cans (10.5 ounces each).
05 Frozen spinach, thawed and drained, 10 ounces.
06 Monterey Jack cheese, shredded, 2 cups divided.
07 Fresh garlic, minced, 2 cloves.
08 French Fried Onions, 6 ounces divided.
09 Cooking spray for the pan.

Instructions

Step 01

Turn on the oven to 350°F. Coat a 9x13 baking dish with cooking spray.

Step 02

Boil spaghetti until just tender but still firm. Drain well in a colander.

Step 03

Stir together chicken, soups, sour cream, drained spinach, half the cheese, garlic, and half the onions in a big bowl.

Step 04

Mix in the cooked spaghetti until everything's well combined. Spread in the baking dish.

Step 05

Sprinkle with remaining cheese and onions. Bake uncovered about 45 minutes until hot and bubbly with golden brown top.

Notes

  1. Rotisserie chicken works great for quick prep.
  2. Can replace spinach with mushrooms or skip vegetables.
  3. Make ahead and refrigerate up to 24 hours before baking.

Tools You'll Need

  • 9x13 inch baking dish.
  • Large mixing bowl.
  • Colander.

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Dairy (cheese, sour cream).
  • Wheat (pasta, french fried onions).

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 490
  • Total Fat: 26 g
  • Total Carbohydrate: 32 g
  • Protein: 30 g