If you’re longing for a comforting, creamy dish that hits all the right notes — warmth, flavor, and a little crunch — this Poppy Seed Chicken Casserole Recipe is exactly what you need. Picture tender, shredded chicken enveloped in a luscious sauce blended with sour cream, cream of chicken soup, and just the right hint of Dijon mustard and garlic, all topped off with a crispy, buttery cracker crust sprinkled with poppy seeds. It’s an easy-to-make, utterly satisfying casserole that feels like a big, cozy hug on a plate, perfect for family dinners or potlucks where you want to impress without the fuss.

Ingredients You’ll Need
Every ingredient in this Poppy Seed Chicken Casserole Recipe plays a vital role in building flavor, creaminess, and texture. The combination is simple, yet essential, ensuring each bite is indulgent but balanced.
- 4 cups cooked chicken, shredded: The hearty, tender base that makes this dish so satisfying and protein-packed.
- 1 can (10.5 oz) cream of chicken soup: Adds creamy richness and brings all the flavors together seamlessly.
- 1 cup sour cream: For tangy smoothness that brightens the casserole’s profile.
- 1/2 cup mayonnaise: Contributes extra creaminess and moisture to keep the chicken perfectly tender.
- 1 tablespoon Dijon mustard: Offers a subtle kick that lifts the savory flavors without overpowering.
- 1 teaspoon garlic powder: Infuses a warm, comforting aroma throughout.
- 1/2 teaspoon onion powder: Adds a delicate depth that rounds out the seasoning.
- 1 tablespoon poppy seeds: Provides a nutty crunch and visual appeal, making the dish unique.
- 1 cup crushed Ritz crackers: Creates a golden, buttery topping that delivers texture contrast.
- 1/4 cup melted butter: Binds the cracker topping and helps it crisp beautifully in the oven.
- Salt and pepper to taste: Essential for seasoning and balancing all the savory elements.
How to Make Poppy Seed Chicken Casserole Recipe
Step 1: Preheat Your Oven
Start by setting your oven to 350°F (175°C) so it’s nice and ready for baking. This is key to getting a perfectly cooked casserole with a golden top.
Step 2: Mix the Creamy Base
Grab a large bowl and combine your cream of chicken soup, sour cream, mayonnaise, Dijon mustard, garlic powder, onion powder, and those lovely poppy seeds. Mix it all until smooth — this creamy blend is the heart of the dish that keeps every bite rich and flavorful.
Step 3: Fold in the Chicken
Next, add in your shredded chicken. Stir gently until every piece is beautifully coated in the creamy sauce. Don’t forget to season with salt and pepper to bring out the flavors perfectly.
Step 4: Spread Into Your Casserole Dish
Grease a 9×13-inch baking dish and spread the chicken mixture out evenly. This will ensure every serving has just the right amount of cheesy, creamy goodness.
Step 5: Prepare the Topping
In a small bowl, combine crushed Ritz crackers with melted butter. This mixture, when sprinkled over the casserole, will turn golden and crunchy — a superb textural finish to complement the softness beneath.
Step 6: Bake Until Bubbling and Golden
Pop the prepared casserole into your preheated oven and bake for 30-35 minutes. You’ll know it’s ready when the topping is a beautiful golden brown and you can see the filling bubbling invitingly.
Step 7: Serve and Enjoy
Remove your casserole from the oven and let it rest for a few minutes before serving. Then dig in and savor every creamy, crispy bite of this beloved Poppy Seed Chicken Casserole Recipe!
How to Serve Poppy Seed Chicken Casserole Recipe

Garnishes
Although this casserole is delicious on its own, a sprinkle of freshly chopped parsley or chives can add a lovely burst of color and a hint of freshness that brightens each mouthful. For a touch of zest, a small squeeze of lemon juice just before serving can also elevate the flavors surprisingly well.
Side Dishes
This casserole pairs beautifully with light, crisp side dishes like a simple green salad with vinaigrette or steamed green beans. Adding something fresh and vibrant balances the creamy richness. Roasted vegetables or garlic mashed potatoes are also wonderful companions for a hearty meal.
Creative Ways to Present
If you want to switch things up, serve this casserole in individual ramekins for a more elegant presentation. Alternatively, layering it on top of cooked rice or egg noodles can turn it into an extra satisfying mains course. Don’t be afraid to sprinkle extra poppy seeds on top just before baking for an enhanced visual and textural boost.
Make Ahead and Storage
Storing Leftovers
Your Poppy Seed Chicken Casserole leftovers can be stored in an airtight container in the refrigerator for up to 3 days. It’s a great make-ahead option for busy nights when you want a home-cooked meal with minimal effort.
Freezing
This casserole freezes brilliantly. Prepare it completely, wrap tightly with foil or plastic wrap, and freeze for up to 2 months. When ready to enjoy, thaw it overnight in the refrigerator for best results before reheating.
Reheating
Reheat individual portions in the microwave or the entire casserole in the oven at 350°F (175°C) until warmed through and the topping regains a little crispness. Adding a few extra minutes under the broiler can refresh the golden crust perfectly.
FAQs
Can I use fresh chicken instead of cooked shredded chicken?
Yes, but it’s important to cook and shred the chicken before mixing it into the casserole. Using raw chicken can result in uneven cooking and dryness.
What if I don’t have Ritz crackers for the topping?
Substitutes like crushed saltine crackers or buttery bread crumbs work well, though they may alter the texture slightly. You can also experiment with crushed pretzels for a salty twist.
Are poppy seeds necessary in this recipe?
Poppy seeds add a distinctive texture and a mild nutty flavor that makes this casserole unique. While you can omit them, you’ll lose a bit of the signature charm.
Can I make this recipe dairy-free?
With some ingredient swaps like dairy-free sour cream and mayonnaise, and a dairy-free cream of chicken soup alternative, you can adapt this recipe for dietary needs, though the texture and flavor will differ slightly.
How can I make this casserole ahead for a party?
Prepare the casserole up to the point of baking, cover tightly, and refrigerate for up to 24 hours. Add the cracker topping just before baking for the freshest crunch.
Final Thoughts
This Poppy Seed Chicken Casserole Recipe is a timeless classic that brings comfort and joy to any table. Whether you’re feeding a crowd or simply craving a cozy dinner, it’s a dish that always delivers warmth, elegance, and a delicious balance of creamy and crunchy textures. Give it a try—you’ll quickly see why it’s a favorite worth sharing!
Print
Poppy Seed Chicken Casserole Recipe
- Prep Time: 10 minutes
- Cook Time: 35 minutes
- Total Time: 45 minutes
- Yield: 6 servings
- Category: Casserole
- Method: Baking
- Cuisine: American
Description
A creamy and comforting Poppy Seed Chicken Casserole featuring tender shredded chicken in a savory sauce made with cream of chicken soup, sour cream, mayonnaise, and poppy seeds, topped with a buttery Ritz cracker crust baked to golden perfection.
Ingredients
Chicken Mixture
- 4 cups cooked chicken, shredded
- 1 can (10.5 oz) cream of chicken soup
- 1 cup sour cream
- 1/2 cup mayonnaise
- 1 tablespoon Dijon mustard
- 1 teaspoon garlic powder
- 1/2 teaspoon onion powder
- 1 tablespoon poppy seeds
- Salt and pepper to taste
Topping
- 1 cup crushed Ritz crackers
- 1/4 cup melted butter
Instructions
- Preheat Oven: Preheat the oven to 350°F (175°C) to ensure it reaches the proper temperature before baking the casserole.
- Prepare the Sauce: In a large mixing bowl, combine the cream of chicken soup, sour cream, mayonnaise, Dijon mustard, garlic powder, onion powder, and poppy seeds. Mix thoroughly until the sauce is smooth and well incorporated.
- Combine Chicken: Stir the shredded cooked chicken into the sauce mixture, ensuring all the chicken is evenly coated. Season with salt and pepper to your taste.
- Assemble Casserole: Grease a 9×13-inch casserole dish and evenly spread the chicken mixture inside, smoothing the top for even baking.
- Prepare Topping: In a small bowl, mix the crushed Ritz crackers with the melted butter until the crumbs are evenly coated. Sprinkle this buttery cracker mixture evenly over the top of the chicken casserole.
- Bake: Place the casserole dish in the preheated oven and bake for 30-35 minutes, or until the topping turns golden brown and the casserole is bubbling around the edges.
- Serve: Remove from the oven, let it cool slightly, then serve hot and enjoy this creamy, crispy, and satisfying dish.
Notes
- You can substitute mayonnaise with Greek yogurt for a lighter option.
- For a gluten-free version, use gluten-free crackers instead of Ritz crackers.
- This casserole can be made ahead and refrigerated before baking; just add a few extra minutes to the bake time if baking from cold.
- Leftovers can be stored in the fridge for up to 3 days and reheated in the oven for best results.

