Name: Creamy Chicken Spinach Pasta Bake Recipe
Prep time: 20 min
Cook time: 40 min
Total time: 1 h
Cuisine: American
Ingredients: 3 tablespoons butter (50 g); 3 tablespoons all purpose flour (50 g); 1 teaspoon onion powder; 2 ½ cups milk (600 ml); 1 teaspoon dijon mustard; 7 ounces feta cheese (200 g); ½ cup extra sharp cheddar cheese, grated (50 g); ¼ teaspoon kosher salt; ¼ teaspoon ground black pepper; 3 cups penne pasta (300 g, or pasta of choice); 1 cup sliced shallots (2 large); ¾ pound chicken breast, cut into small strips (about 340 g); 1 teaspoon herbes de Provence; ½ teaspoon kosher salt; ½ teaspoon ground black pepper; 2 ½ cups baby spinach, roughly chopped (100 g); 2 cups frozen peas (250 g); ⅛ teaspoon freshly grated nutmeg; ¼ cup panko breadcrumbs (15 g); 1 tablespoon melted butter (14 g); ¼ teaspoon garlic powder

Print Recipe·4 from 14 reviews

If you’re craving a comforting dish that feels like a warm hug from the inside, look no further than this Creamy Chicken Spinach Pasta Bake Recipe. It’s a rich, luscious casserole where tender chicken mingles with fresh spinach and peas, all tossed in a dreamy feta and cheddar cheese sauce. The crispy, buttery breadcrumb topping adds a perfect crunch that contrasts beautifully with the creamy interior. This recipe is perfect for busy weeknights or when you want a meal to impress without the fuss. Trust me, once you try it, this bake will become a beloved staple in your kitchen too!

Ingredients You’ll Need

The image shows several white bowls and a clear measuring cup arranged on a white marbled surface. There are eleven bowls of different sizes, each holding a different ingredient: a bowl of white all-purpose flour with a powdery texture; a bowl of butter cut into small cubes with a smooth, yellow color; thinly sliced pale pink shallots in another bowl; bright green chopped spinach leaves filling a larger bowl; shredded cheddar cheese with a light yellow color; raw, light pink chicken pieces; bright yellow penne pasta with a smooth surface; frozen green peas; crumbled white feta cheese with a crumbly texture; light brown panko breadcrumbs; and small wooden bowls containing onion powder, Herbes de Provence, Dijon mustard, and nutmeg, each a small quantity and showing their distinctive colors and textures. A clear glass measuring cup filled with white milk is also present. All ingredients are neatly arranged, clearly labeled with text above or below each bowl. Photo taken with an iphone --ar 4:5 --v 7

These ingredients are wonderfully simple yet each brings something special to your Creamy Chicken Spinach Pasta Bake Recipe. From the creamy cheese blend to the fragrant herbs, every component plays a key role in creating layers of flavor, texture, and color that make this dish irresistible.

Butter (3 tablespoons): Essential for making a smooth, rich roux that forms the base of your creamy sauce.
All-purpose flour (3 tablespoons): Thickens the sauce beautifully without clumping when whisked in properly.
Onion powder (1 teaspoon): Adds a subtle depth of savory flavor to the roux.
Milk (2 ½ cups): The creamy liquid that helps bind everything together in the sauce.
Dijon mustard (1 teaspoon): A little tang that brightens the sauce and complements the cheeses perfectly.
Feta cheese (7 ounces): Brings a salty, tangy punch that adds character to the creaminess.
Extra sharp cheddar (½ cup, grated): Offers a wonderful melt and a sharp, rich flavor.
Kosher salt (¼ teaspoon + ½ teaspoon): Enhances all the flavors without overwhelming.
Ground black pepper (¼ teaspoon + ½ teaspoon): Adds just the right amount of subtle heat.
Penne pasta (3 cups): Holds the sauce well and bakes into a satisfying base.
Sliced shallots (1 cup): Provide a mild, sweet onion flavor that complements the chicken.
Chicken breast (¾ pound, small strips): Tender protein that soaks up the flavors beautifully.
Herbes de Provence (1 teaspoon): Infuses the chicken with fragrant, earthy herbs for a lovely aroma.
Baby spinach (2 ½ cups, roughly chopped): Adds freshness, vibrant color, and nutrients.
Frozen peas (2 cups): Little bursts of sweetness and texture without extra prep work.
Freshly grated nutmeg (⅛ teaspoon): Brings warm undertones that elevate the sauce subtly.
Panko breadcrumbs (¼ cup): The secret to a crunchy topping that contrasts perfectly with the creamy pasta.
Melted butter (1 tablespoon): Helps the breadcrumbs brown to golden perfection.
Garlic powder (¼ teaspoon): Adds an extra layer of flavor to the breadcrumb topping.

How to Make Creamy Chicken Spinach Pasta Bake Recipe

Step 1: Prepare the Creamy Cheese Sauce

Start by melting butter in a saucepan over medium heat, then whisk in the flour and onion powder to create a roux. Cooking this for a couple of minutes removes any raw flour taste. Slowly add the milk whisking constantly until you achieve a smooth mixture. Bring it back to heat and let it thicken over 5 to 10 minutes. Once thickened, stir in dijon mustard, then fold in the feta and sharp cheddar cheeses. Remember, the feta won’t melt entirely — and that’s part of the charm! Finish seasoning with salt and pepper and set the sauce aside while you prep the rest.

Step 2: Cook the Chicken and Shallots

Preheat your oven to 180C/350F, then heat a tablespoon of olive oil in a frying pan over medium heat. Toss in the shallots with a pinch of salt and cook until soft and sweet, about 2 to 3 minutes. Add the chicken strips, seasoning them with herbes de Provence, salt, and pepper. Cook the chicken until it’s just turning white but not fully done—it’ll finish cooking in the oven. Then, set this mixture aside.

Step 3: Combine Pasta and Vegetables

Cook your pasta in salted water, stopping a couple of minutes before it’s completely al dente so it doesn’t get mushy after baking. Drain and return it to the original pot or a big mixing bowl. Now, add in your cooked chicken and shallots, the luscious cheese sauce, fresh spinach, and frozen peas. The spinach will wilt nicely from the warmth, and the peas don’t need defrosting—just mix everything well. Season with freshly grated nutmeg for a warm, nutty note.

Step 4: Assemble and Bake

Transfer your mixture into a baking dish. Stir melted butter into the panko breadcrumbs along with garlic powder, then sprinkle this evenly over the top of the pasta. Bake uncovered for 20 to 25 minutes until you see a beautiful golden crust forming and the dish is bubbling hot underneath.

How to Serve Creamy Chicken Spinach Pasta Bake Recipe

The images show four steps of making a baked pasta dish. The first image shows a black pan with caramelized golden onion slices and a wooden spoon resting on the right side. The second image reveals the same black pan with the onion now mixed with browned, seasoned strips of cooked chicken. The third image features a white pot filled with cooked penne pasta on the left, cooked chicken and onions on the top right, bright green peas in the middle, fresh green spinach leaves on the bottom left, and a creamy white sauce being poured over everything from the right. The last image displays a black oval baking dish filled with the combined pasta mixture, topped with a layer of grated cheese or breadcrumbs ready for baking. The scene is set on a white marbled surface, photo taken with an iphone --ar 4:5 --v 7

Garnishes

For extra color and freshness, sprinkle some finely chopped fresh parsley or basil on top just before serving. A light drizzle of high-quality olive oil can add a lovely sheen and brighten the flavors further.

Side Dishes

This Creamy Chicken Spinach Pasta Bake Recipe is a hearty meal on its own, but it pairs wonderfully with a crisp green salad or some roasted vegetables to bring balance to your plate. Garlic bread or warm crusty rolls also make lovely accompaniments to mop up all the cheesy goodness.

Creative Ways to Present

For a cozy family dinner, serve straight from the baking dish so everyone digs in together—there’s something so comforting about it! If entertaining guests, pre-plate portions garnished with a sprinkle of extra cheddar or feta and a fresh herb sprig for a touch of elegance. You could even turn leftovers into individual casserole cups for a grab-and-go treat.

Make Ahead and Storage

Storing Leftovers

Any leftovers from your Creamy Chicken Spinach Pasta Bake Recipe can be stored in an airtight container in the refrigerator for up to 3 days. The flavors actually meld even better after a day, making it a perfect next-day lunch or dinner.

Freezing

This dish freezes well if you want to prepare in advance. Just make sure it’s completely cooled before transferring to a freezer-safe container. It can be frozen for up to 2 months. Thaw overnight in the fridge before reheating.

Reheating

To reheat, cover with foil and bake in a 350F (180C) oven until warmed through — usually about 20 minutes. For quick reheating, a microwave works great but may soften the breadcrumb topping, so consider crisping it up under the broiler for a minute if needed.

FAQs

Can I use other types of pasta?

Absolutely! While penne works great because it holds sauce well, other shapes like rigatoni, fusilli, or even shells would also work beautifully in this recipe.

Is it possible to make this recipe without chicken?

Yes! This Creamy Chicken Spinach Pasta Bake Recipe can easily become vegetarian by skipping the chicken and adding extra veggies like mushrooms or roasted peppers to keep it hearty and flavorful.

Can I prepare the sauce in advance?

Definitely. You can make the cheese sauce a day ahead and refrigerate it. Just reheat gently and whisk before mixing it with the rest of the ingredients to ensure it’s smooth and creamy.

What can I substitute for feta cheese?

If you don’t have feta on hand, goat cheese or ricotta can be used as alternatives. They won’t have quite the same tang but will keep the sauce delightfully creamy and flavorful.

How spicy is this dish?

This pasta bake is mild and comforting, with subtle hints of pepper and herbs. If you like a bit of heat, feel free to add red pepper flakes or a dash of hot sauce when cooking the chicken.

Final Thoughts

This Creamy Chicken Spinach Pasta Bake Recipe is pure comfort food at its finest—rich, cheesy, and packed with fresh ingredients that make it a standout weeknight meal. It’s approachable, forgiving, and perfect for sharing with family and friends. Once you try it, I’m sure it will quickly become one of your go-to dishes whenever you want a delicious homemade dinner that feels extra special. So grab your apron and dive into this cozy bake—you won’t regret it!