If you are craving a dish that wraps you in warm, cozy comfort while sneaking in a bounty of wholesome veggies, this Creamy Chicken and Veggie Casserole Recipe is your new best friend. Combining tender chicken, vibrant bell peppers, earthy mushrooms, and nutritious spinach all melded together in a luxuriously creamy sauce, this casserole hits every mark for a satisfying, hearty meal that is both simple to prepare and endlessly delicious. Whether you’re feeding a family or meal prepping for the week, it’s a reliable go-to that delivers on taste and texture with every bite.
Ingredients You’ll Need
This recipe is wonderfully straightforward, featuring ingredients that come together in harmony to create rich flavors and pleasing textures. Each item plays a crucial role, from the juicy chicken that provides protein to the fresh and frozen veggies adding color, crunch, and nutrition. The creamy elements tie everything together for that classic casserole indulgence.
- 1.5 lbs. raw chicken breast, chopped into bite size pieces: Choose fresh chicken for tenderness and protein-packed satisfaction.
- 1/2 yellow onion, chopped (160g): Adds a mild sweetness and a subtle depth of flavor once sautéed.
- 1 red bell pepper, cut into strips (200g): Brings a pop of sweet, vibrant color and crisp texture.
- 1 green bell pepper, cut into slices (130g): Offers a slightly bitter contrast that balances the dish beautifully.
- 1 package frozen spinach, defrosted and water drained (10 oz.): A rich nutrient boost that blends perfectly into the creamy base.
- 2 cups sliced cremini mushrooms (160g): Adds an earthy, meaty texture to elevate the vegetable medley.
- 1 can 98% fat free condensed cream of mushroom soup (10.5oz can): The creamy foundation that brings a silky, comforting richness.
- 1 cup non-fat sour cream (250g): Keeps the sauce tangy and luscious without extra heaviness.
- 2 tbsp. unsalted butter: For sautéeing and adding smooth, flavorful fat to the veggies.
- 1 tsp. minced garlic: Provides a savory kick that keeps the flavors vibrant.
- 1 tsp. paprika: A warm spice that adds subtle smokiness and color.
- Salt and pepper, to taste: Essential seasoning to enhance all the individual flavors.
How to Make Creamy Chicken and Veggie Casserole Recipe
Step 1: Preheat and Prep
Start by setting your oven to 375°F (190°C) so it’s perfectly heated when the casserole is ready to bake. While it’s warming up, chop the onions, peppers, and slice those mushrooms. Place your frozen spinach package in hot water to thaw gently—it’s an easy trick to speed things up without losing any flavor or texture.
Step 2: Sauté Vegetables
In a large skillet over medium heat, melt your butter and toss in minced garlic immediately to wake up the pan with its fragrance. Then add the onions, peppers, and mushrooms, letting them cook until the onions look translucent and the peppers soften—about 5-10 minutes. Drain the spinach well by squeezing out all excess water, then mix it in so everything is beautifully combined.
Step 3: Prepare the Chicken
While the veggies are doing their magic, chop the chicken breast into bite-sized pieces. If you prefer a more layered texture, another option is slicing the chicken into 4 oz. cutlets to place on top of the casserole instead of mixing in, which offers a lovely presentation and a juicy chicken highlight.
Step 4: Combine Ingredients
Stir in the condensed cream of mushroom soup, sour cream, paprika, salt, and pepper to the sautéed vegetables. Mix thoroughly until the sauce is smooth, creamy, and evenly coats the vibrant veggies—this is where the casserole really starts coming together with that signature comforting creaminess.
Step 5: Add Chicken
If you opted for mixing, fold the raw chicken pieces into the creamy vegetable mixture until everything is fully combined. If using cutlets, just skip this step and get ready to assemble.
Step 6: Assemble and Bake
Spray a baking dish with non-stick spray, then pour the chicken and vegetable mixture into it. For the cutlets option, arrange the chicken slices neatly on top. Pop the dish into your preheated oven and bake for about 20 minutes, or until the chicken is cooked through and the sauce bubbles invitingly around the edges.
How to Serve Creamy Chicken and Veggie Casserole Recipe
Garnishes
Enhance your casserole by sprinkling freshly chopped herbs like parsley or chives just before serving. A light dusting of grated Parmesan or a squeeze of fresh lemon juice can also brighten the rich creaminess and add another dimension to the dish.
Side Dishes
This casserole shines on its own, but pairing it with simple sides really rounds out the meal. Try it over fluffy white rice, hearty quinoa, or even spiralized zucchini noodles for a low-carb twist. Roasted potatoes or a crisp green salad work beautifully to balance the luscious texture.
Creative Ways to Present
For a dinner party, serve individual portions in ramekins or mini cast-iron skillets to impress your guests with personalized servings. Alternatively, pile the casserole high on a platter garnished with colorful bell pepper strips and fresh herbs to create a vibrant, inviting centerpiece.
Make Ahead and Storage
Storing Leftovers
Once cooled, transfer the leftover casserole to an airtight container and store it in the refrigerator for up to 3 days. The flavors actually deepen over time, making the next day’s meal even more satisfying.
Freezing
You can freeze this casserole for up to 2 months. Just be sure to cool it completely before moving it into a freezer-safe container or wrapping it tightly with foil and plastic wrap. Thaw overnight in the refrigerator before reheating for best texture and taste.
Reheating
Reheat leftovers in the oven at 350°F (175°C) for about 15-20 minutes until warmed through, or microwave individual portions on medium power, stirring halfway to ensure even heating. The creamy sauce will reawaken perfectly with gentle reheating.
FAQs
Can I use a different type of chicken?
Absolutely! While chicken breast keeps things lean and tender, boneless, skinless thighs can add extra juiciness and flavor if you prefer a richer taste.
Is this casserole gluten-free?
Yes, this recipe is naturally gluten-free, especially if you double-check that the condensed cream of mushroom soup is labeled gluten-free at your store.
Can I add cheese to this dish?
Definitely! Stir in some shredded cheddar or mozzarella before baking or sprinkle it on top in the last 5 minutes of cooking for a bubbly, golden crust.
What else can I add to the veggies?
Feel free to customize! Chopped zucchini, carrots, or even peas can all blend nicely, adding extra color and nutrition to your casserole.
Is it possible to make this casserole vegetarian?
Yes! Simply omit the chicken and add more mushrooms or a plant-based protein, and use vegetable broth or a vegetarian cream soup alternative to keep it creamy and delicious.
Final Thoughts
This Creamy Chicken and Veggie Casserole Recipe is more than just a meal — it’s a hug in a dish that’s perfect for busy weeknights or cozy weekend dinners. With its easy prep, wholesome ingredients, and creamy, comforting flavor, it’s truly one of those dishes you’ll want to keep returning to. I can’t wait for you to try it and make it your own family favorite!
Print
Creamy Chicken and Veggie Casserole Recipe
- Prep Time: 15 minutes
- Cook Time: 35 minutes
- Total Time: 50 minutes
- Yield: 6 servings
- Category: Casserole
- Method: Baking
- Cuisine: American
- Diet: Low Fat
Description
This creamy chicken and veggie casserole is a comforting and hearty dish perfect for a wholesome family meal. It features tender chicken breast simmered with a medley of sautéed vegetables, creamy mushroom soup, and non-fat sour cream, baked to golden perfection. Ideal for those who enjoy a balanced, flavorful casserole loaded with colorful bell peppers, spinach, mushrooms, and a rich, savory sauce.
Ingredients
Proteins
- 1.5 lbs. raw chicken breast, chopped into bite size pieces
Vegetables
- 1/2 yellow onion, chopped (160g)
- 1 red bell pepper, cut into strips (200g)
- 1 green bell pepper, cut into slices (130g)
- 1 package frozen spinach, defrosted and water drained (10 oz.)
- 2 cups sliced cremini mushrooms (160g)
Dairy & Sauces
- 1 can 98% fat free condensed cream of mushroom soup (10.5oz can)
- 1 cup non-fat sour cream (250g)
- 2 tbsp. unsalted butter
Spices & Seasonings
- 1 tsp. minced garlic
- 1 tsp. paprika
- Salt and pepper, to taste
Instructions
- Preheat and Prep: Preheat your oven to 375°F (190°C). While the oven heats, slice and chop all vegetables as directed. Place the frozen spinach in its packaging into a bowl of hot water to thaw as you prepare the other ingredients.
- Sauté Vegetables: Heat a large pan over medium heat and melt the butter. Add the minced garlic, chopped peppers, onions, and sliced mushrooms. Cook for about 5-10 minutes until onions are translucent and peppers have softened. Drain the thawed spinach thoroughly by squeezing out excess water, then add it to the pan and mix well with the vegetables.
- Prepare the Chicken: While the vegetables cook, chop the chicken breast into bite-sized pieces. Alternatively, slice the chicken into 4 oz cutlets if you prefer to place them on top of the casserole later instead of mixing them in.
- Combine Ingredients: Stir together the cream of mushroom soup, sour cream, paprika, salt, and pepper into the sautéed vegetables until the sauce is well combined and smooth.
- Add Chicken: Incorporate the raw chicken pieces into the vegetable and sauce mixture, stirring until evenly combined. If using the cutlet method, skip this step.
- Assemble and Bake: Spray a baking dish with non-stick spray. Pour the chicken and vegetable mixture into the dish. If using chicken cutlets, arrange them on top of the mixture. Bake in the preheated oven for 20 minutes, or until the chicken is fully cooked through.
- Serve: Serve the casserole warm on its own or over your choice of noodles, zucchini noodles, rice, or cauliflower rice for a complete meal. Enjoy your creamy, comforting casserole!
Notes
- You can choose to mix the chicken pieces into the sauce or place whole chicken cutlets on top of the casserole before baking for a different texture.
- Ensure the frozen spinach is thoroughly drained to avoid excess liquid in the casserole.
- This dish pairs well with various sides such as noodles, cauliflower rice, or steamed rice to make a complete meal.
- For easier cleanup, use a baking dish sprayed with non-stick spray before assembling.
- Adjust the seasoning to your taste; paprika adds a mild smoky flavor but can be adjusted or omitted.
