If you love that irresistible combination of spicy, creamy, and cheesy, then Jalapeño Buffalo Chicken Casserole is about to claim a permanent spot in your recipe rotation. This crave-worthy dish wraps everything you adore about buffalo wings into an easy, hearty casserole—with layers of shredded chicken, gooey cheeses, tangy buffalo sauce, and a bold pop of jalapeño. Whether you’re serving it for game day, a weekend get-together, or a simple weeknight dinner, everyone will be begging for seconds.

Ingredients You’ll Need
Let’s talk about what goes into this comforting casserole. Each ingredient serves a special role in building the signature flavor, indulgent texture, and mouthwatering aroma you expect from Jalapeño Buffalo Chicken Casserole. Here’s the lineup:
- 3 cups cooked shredded chicken: Use rotisserie chicken for ultimate ease and flavor, or cook and shred your own.
- 1/2 cup buffalo wing sauce: The spicy, tangy backbone of this casserole; choose your favorite brand and dial your heat level up or down.
- 1/2 cup ranch dressing: Creamy ranch helps tame the spice and adds that familiar cooling flavor everyone loves with buffalo chicken.
- 4 ounces cream cheese (softened): Softened cream cheese makes the filling rich, smooth, and ultra creamy—don’t skip this step!
- 1 cup shredded cheddar cheese: Cheddar brings sharpness and that classic oozy cheese pull when you dig in.
- 1 cup shredded mozzarella cheese: Mozzarella gives meltiness and a subtle, milky flavor to balance the heat.
- 2–3 jalapeños (seeded and diced): Fresh jalapeños provide a lively pop of color and bright heat—adjust to your spice preference.
- 2 cups frozen hash browns (thawed): Hash browns make the base hearty while soaking up all those fabulous flavors.
- 1/2 teaspoon garlic powder: Garlic powder adds savory depth without overpowering the other flavors.
- 1/2 teaspoon onion powder: This brings a gentle sweetness and more complexity to the casserole.
- Salt and pepper to taste: These basics let you fine-tune seasoning to your liking.
- Optional: chopped green onions or extra jalapeño slices for topping: These finish the dish with fresh color and a little extra crunch or heat, if desired.
How to Make Jalapeño Buffalo Chicken Casserole
Step 1: Prep the Oven and Baking Dish
First things first: Preheat your oven to 375°F. As the oven heats, lightly grease a 9×13-inch baking dish to keep everything from sticking and to make cleanup a breeze. A little swipe of oil or nonstick spray around the bottom and sides is all you need for perfect results.
Step 2: Mix Up the Sauce and Chicken
In a big mixing bowl, combine your cooked shredded chicken with the buffalo wing sauce, ranch dressing, and softened cream cheese. Stir this together until everything is smooth and creamy—the goal is to evenly coat every shred of chicken so that each bite is tangy, spicy, and rich.
Step 3: Add the Veggies and Seasonings
Now it’s time to make the casserole hearty and flavorful! Fold in the thawed hash browns, diced jalapeños, garlic powder, onion powder, and a pinch of salt and pepper. If you like it extra spicy, toss in an extra jalapeño or even some seeds. Mix everything well so you get a little of each flavor in every forkful.
Step 4: Layer In the Cheeses
Cheese lovers, rejoice! Stir in half of both the cheddar and mozzarella cheeses so they melt right into the casserole. Then, spread your mixture evenly into the prepared dish. Sprinkle the remaining cheddar and mozzarella over the top for that signature bubbly, golden crust.
Step 5: Bake Until Hot and Bubbly
Slide the casserole into your preheated oven and bake for 25–30 minutes. You’ll know it’s ready when the cheese on top is melted, golden around the edges, and the center is bubbling away. Trust me, the aroma will let you know it’s close to dinnertime!
Step 6: Add Garnishes and Serve
Just before serving, top your Jalapeño Buffalo Chicken Casserole with chopped green onions or more jalapeño slices for added freshness and color. Dive in while it’s still hot for maximum gooey, cheesy, spicy satisfaction!
How to Serve Jalapeño Buffalo Chicken Casserole

Garnishes
Finish off your Jalapeño Buffalo Chicken Casserole with a flourish! Sliced green onions lend a crunchy, mellow bite that balances all the richness. Extra fresh jalapeño slices scattered on top are perfect if you like that last-minute zip. Even a light drizzle of buffalo sauce or ranch makes it pop visually and flavor-wise.
Side Dishes
With all its bold, creamy, and spicy elements, this casserole pairs well with simple sides. Think of crisp green salads, steamed broccoli, or even celery sticks for a nod to classic buffalo wing accompaniments. Soft dinner rolls or garlic bread are excellent for scooping up every last cheesy bite.
Creative Ways to Present
Transform serving into a fun experience! Try dishing out Jalapeño Buffalo Chicken Casserole in individual ramekins for a party-ready twist, or serve it as a hearty dip with tortilla chips for game day. Leftovers are delicious spooned into baked potatoes or wrapped in a tortilla for a spicy lunch on the go.
Make Ahead and Storage
Storing Leftovers
If you find yourself with leftover Jalapeño Buffalo Chicken Casserole, you’re in for a treat the next day! Transfer cooled portions into airtight containers and store them in the refrigerator for up to 3-4 days. The flavors deepen overnight, making it even better after a little rest.
Freezing
This casserole is a fantastic make-ahead meal. Assemble everything (except garnishes), then wrap the whole unbaked casserole tightly in plastic wrap and foil. Freeze for up to 2 months. When you’re ready to enjoy, thaw it overnight in the fridge and bake as directed, adding a few extra minutes if needed.
Reheating
To reheat, simply pop a portion in the microwave until hot, or rewarm larger amounts in a 350°F oven. Cover loosely with foil to keep the cheese moist, and heat until bubbly throughout. Add fresh garnishes after reheating to preserve their flavor and crunch.
FAQs
Can I make Jalapeño Buffalo Chicken Casserole ahead of time?
Yes! You can fully assemble the casserole (without garnishes) and keep it, covered, in the refrigerator for up to 24 hours before baking. It’s a great way to save time on busy nights or prep ahead for entertaining.
Is it possible to make Jalapeño Buffalo Chicken Casserole less spicy?
Absolutely. Use fewer jalapeños, remove all the seeds, and opt for a mild buffalo sauce. You can also add extra ranch or cream cheese to soften the heat even further.
Can I use a different protein, like turkey or pork?
Definitely! Substitute shredded turkey, pork, or even cooked crumbled ground chicken or turkey to shake things up. The flavors work wonderfully with a variety of proteins.
What’s the best way to shred chicken quickly?
If you’re short on time, the easiest hack is using the paddle attachment on your stand mixer. Just add cooked chicken breasts or thighs and mix on low until perfectly shredded in seconds! Or use two forks for a more hands-on method.
Is Jalapeño Buffalo Chicken Casserole gluten-free?
If you use gluten-free buffalo sauce and ranch dressing, along with gluten-free hash browns, then yes—it can be made entirely gluten-free. Always double-check labels if cooking for those with gluten sensitivities.
Final Thoughts
I can’t wait for you to experience the bold flavors and cozy comfort of Jalapeño Buffalo Chicken Casserole in your own kitchen. It’s always a crowd-pleaser that brings everyone running to the table—so give it a try, and let it spice up your next family dinner or celebration!
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Jalapeño Buffalo Chicken Casserole Recipe
- Total Time: 45 minutes
- Yield: 6 servings 1x
- Diet: Non-Vegetarian
Description
This Jalapeño Buffalo Chicken Casserole is a spicy, cheesy, and flavorful dish that is perfect for a weeknight dinner or a gathering with friends. Packed with shredded chicken, buffalo sauce, ranch dressing, and a mix of cheeses, this casserole has a kick of heat from fresh jalapeños. It’s easy to make and always a crowd-pleaser!
Ingredients
- 3 cups cooked shredded chicken
- 1/2 cup buffalo wing sauce
- 1/2 cup ranch dressing
- 4 ounces cream cheese, softened
- 1 cup shredded cheddar cheese
- 1 cup shredded mozzarella cheese
- 2–3 jalapeños, seeded and diced
- 2 cups frozen hash browns, thawed
- 1/2 teaspoon garlic powder
- 1/2 teaspoon onion powder
- Salt and pepper to taste
- Optional: chopped green onions or extra jalapeño slices for topping
For the Casserole:
Instructions
- Preheat oven and prepare dish: Preheat the oven to 375°F and lightly grease a 9×13-inch baking dish.
- Mix chicken and sauces: In a large mixing bowl, combine shredded chicken, buffalo sauce, ranch dressing, and softened cream cheese until well mixed.
- Add remaining ingredients: Stir in hash browns, jalapeños, garlic powder, onion powder, salt, and pepper. Mix in half of the cheddar and mozzarella cheeses.
- Bake: Spread the mixture in the prepared dish, top with remaining cheeses, and bake for 25–30 minutes until bubbly.
- Serve: Garnish with green onions or extra jalapeño slices before serving.
Notes
- Adjust spice level by varying jalapeños. Include seeds for extra heat.
- Great as a main dish or a side for game days.
- Can be prepared ahead and refrigerated before baking.
- Prep Time: 15 minutes
- Cook Time: 30 minutes
- Category: Main Course
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 portion
- Calories: 410
- Sugar: 2g
- Sodium: 780mg
- Fat: 28g
- Saturated Fat: 14g
- Unsaturated Fat: 11g
- Trans Fat: 0g
- Carbohydrates: 10g
- Fiber: 1g
- Protein: 30g
- Cholesterol: 105mg