If you’re craving a comforting, creamy, and irresistibly crunchy dish that brings smile after smile to the dinner table, this Poppy Seed Chicken Casserole Recipe is exactly what you need. It’s a perfect blend of tender shredded chicken combined with a luscious sauce, all topped off with a buttery, poppy seed-cracker crust that adds that delightful crunch you never knew you needed. This warm, crowd-pleasing casserole feels like a big, comforting hug in food form and is simple enough for any night of the week, yet special enough for family gatherings or potlucks.

Ingredients You’ll Need
Every ingredient in this Poppy Seed Chicken Casserole Recipe plays a crucial role — from creamy, tangy elements to the crunchy topping — making it a perfect harmony of flavors and textures you won’t want to miss.
- 4 cups cooked chicken, shredded: The heart of the dish, providing the protein and hearty texture.
- 1 (10.5 oz) can of cream of chicken soup: Adds creamy richness that binds the casserole together beautifully.
- 1 cup sour cream: Brings tanginess and smoothness to balance savory flavors.
- 1/2 cup mayonnaise: Enhances creaminess for a luscious mouthfeel.
- 1 tablespoon Dijon mustard (optional): Adds a subtle zip and depth to the overall flavor.
- 1 tablespoon lemon juice: Lifts the dish with a fresh, bright note.
- 1/2 teaspoon garlic powder: Infuses a gentle savory kick without overpowering.
- 1/2 teaspoon onion powder: Provides a sweet, aromatic undertone.
- 1/2 cup grated cheddar cheese (optional): Melts into the mix for a touch of sharp, creamy indulgence.
- 1 tablespoon poppy seeds: Adds a subtle nutty crunch in every bite.
- 2 cups crushed Ritz crackers (or your choice of crackers): Creates that wonderfully crisp, buttery topping that contrasts the creamy filling.
- 1/4 cup melted butter: To bind and brown the cracker topping perfectly.
- Salt and pepper to taste: To enhance and personalize the seasoning.
How to Make Poppy Seed Chicken Casserole Recipe
Step 1: Preheat and Prepare
Start by preheating your oven to 350 degrees Fahrenheit (175 degrees Celsius) and generously greasing a 9 by 13-inch baking dish. This ensures your casserole bakes evenly and releases easily when it’s time to serve.
Step 2: Mix the Creamy Filling
In a large bowl, combine the shredded chicken with cream of chicken soup, sour cream, mayonnaise, Dijon mustard if you’re using it, lemon juice, garlic powder, onion powder, and shredded cheddar cheese for that extra melody of flavors. Stir until it’s all beautifully blended together and silky smooth. Don’t forget to season with salt and pepper to your taste—this is where the magic really starts to develop.
Step 3: Spread the Chicken Mixture
Pour your velvety chicken mixture into the greased casserole dish, smoothing it out evenly with a spatula so every bite is packed with that creamy goodness.
Step 4: Prepare the Crunchy Topping
In a separate bowl, toss the crushed Ritz crackers with melted butter until each crumb is luxuriously coated. Stir in the poppy seeds to infuse that signature nutty crunch that’s absolutely essential for this Poppy Seed Chicken Casserole Recipe.
Step 5: Top and Bake
Evenly scatter the cracker and poppy seed mixture over the chicken base, creating that perfect golden crust. Slide your casserole into the oven and bake for 30 to 35 minutes, or until the top is beautifully golden brown and the filling is bubbling invitingly underneath.
Step 6: Cool and Serve
Once out of the oven, give your casserole a few minutes to cool just slightly—this helps it set a bit, making it easier to serve. Then dive in and enjoy the warm, creamy, crunchy sensation that only this Poppy Seed Chicken Casserole Recipe can deliver.
How to Serve Poppy Seed Chicken Casserole Recipe

Garnishes
A sprinkle of fresh chopped parsley or chives on top adds a pop of color and a bit of herbal brightness that complements the richness perfectly. For a little extra flair, you could also sprinkle some additional poppy seeds right before serving to showcase that signature crunch.
Side Dishes
This casserole pairs beautifully with simple, fresh vegetable sides such as steamed green beans, roasted asparagus, or a crisp garden salad. The freshness of these sides balances the richness of the casserole, making for a complete, satisfying meal.
Creative Ways to Present
For a dinner party, serve this casserole in individual ramekins topped with cracker crumbs and poppy seeds to wow your guests. Alternatively, scoop servings onto plates garnished with lemon wedges to enhance the zesty undertones in the dish. Presentation made personal always elevates the experience.
Make Ahead and Storage
Storing Leftovers
Store any leftovers in an airtight container in the refrigerator for up to 3 days. The flavors deepen nicely overnight, making it a great option for next-day meals that require minimal effort.
Freezing
This casserole freezes wonderfully. Assemble it fully but do not bake, then cover tightly with foil and freeze for up to 2 months. When ready to enjoy, bake it straight from frozen, adding extra baking time until heated through and golden on top.
Reheating
Reheat individual portions in the microwave or the entire casserole in a 350°F oven until warmed through and bubbly. To restore that crispy topping, you might want to broil it briefly for a minute or two at the end.
FAQs
Can I use rotisserie chicken instead of cooking chicken breasts?
Absolutely! Rotisserie chicken works perfectly and saves time, lending a wonderful flavor to the dish without needing extra seasoning.
Is Dijon mustard necessary in the recipe?
It’s optional, but adding Dijon mustard really brightens the overall flavor with a subtle tangy kick, making the casserole taste more layered and complex.
Can I substitute the Ritz crackers with something else?
Yes, feel free to use your favorite crackers, breadcrumbs, or even crushed pretzels for a different twist on the crunchy topping.
Is this casserole suitable for freezing after baking?
It is best to freeze before baking for optimum texture. Freezing after baking can lead to a soggier crust upon reheating, but it will still taste delicious.
How can I make this recipe dairy-free?
Substitute the sour cream and mayonnaise with dairy-free alternatives, and use dairy-free cheddar cheese or omit it. Make sure your cream of chicken soup is dairy-free or use a homemade substitute.
Final Thoughts
There’s nothing quite like the comforting joy of this Poppy Seed Chicken Casserole Recipe—a true family favorite that brings people together around the table. Its creamy filling and crunchy topping combination is a winning duo you’ll crave again and again. Give it a try, and you might just find your new go-to comfort dish that’s both simple and spectacular!
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Poppy Seed Chicken Casserole Recipe
- Prep Time: 15 minutes
- Cook Time: 30-35 minutes
- Total Time: 45-50 minutes
- Yield: 6 servings
- Category: Casserole
- Method: Baking
- Cuisine: American
Description
This comforting Poppy Seed Chicken Casserole features tender shredded chicken mixed with a creamy blend of soups, sour cream, mayonnaise, and seasonings, topped with buttery Ritz crackers and crunchy poppy seeds. Baked to golden perfection, it’s a delightful dinner option perfect for family meals and gatherings.
Ingredients
Chicken Mixture
- 4 cups cooked chicken, shredded (about 2 chicken breasts)
- 1 (10.5 oz) can of cream of chicken soup
- 1 cup sour cream
- 1/2 cup mayonnaise
- 1 tablespoon Dijon mustard (optional)
- 1 tablespoon lemon juice
- 1/2 teaspoon garlic powder
- 1/2 teaspoon onion powder
- 1/2 cup grated cheddar cheese (optional)
- Salt and pepper to taste
Topping
- 2 cups crushed Ritz crackers (or your choice of crackers)
- 1/4 cup melted butter
- 1 tablespoon poppy seeds
Instructions
- Preheat the oven: Preheat your oven to 350°F (175°C). Grease a 9×13-inch baking dish to prevent sticking and ensure easy serving later.
- Prepare the casserole filling: In a large mixing bowl, combine the shredded chicken, cream of chicken soup, sour cream, mayonnaise, Dijon mustard (if using), lemon juice, garlic powder, onion powder, and grated cheddar cheese (if using). Stir thoroughly until the mixture is smooth and well combined. Add salt and pepper to taste to enhance the flavor.
- Assemble the casserole: Pour the prepared chicken mixture into the greased baking dish, spreading it out evenly for uniform baking.
- Prepare the topping: In a separate small bowl, mix the crushed Ritz crackers with the melted butter. Add the poppy seeds and stir until all cracker pieces are evenly coated with butter and poppy seeds.
- Top the casserole: Evenly sprinkle the cracker and poppy seed mixture over the chicken mixture in the baking dish, creating a crunchy, flavorful topping.
- Bake the casserole: Place the baking dish in the preheated oven and bake for 30-35 minutes, or until the topping is golden brown and the casserole is bubbly around the edges.
- Serve: Allow the casserole to cool for a few minutes to set. Serve warm with your choice of side dishes such as steamed vegetables or a fresh salad.
Notes
- You can substitute the Ritz crackers with any buttery cracker or even crushed pretzels for a different texture.
- Adding Dijon mustard and cheddar cheese is optional but recommended for extra flavor depth.
- This casserole can be prepared a day ahead and refrigerated; bake just before serving.
- Leftovers can be stored in the fridge for up to 3 days and reheated in the oven to maintain crispiness.

