Creating Jalapeno Buffalo Chicken Casserole is simple if you follow these easy steps:

1. Preheat Oven: Preheat your oven to 350°F (175°C).
2. Prepare Chicken: If you haven’t already, cook and shred your chicken. This can be done in advance.
3. Mix Base Ingredients: In a large mixing bowl, combine the buffalo sauce, sour cream, and cream cheese. Stir until smooth.
4. Add Chicken and Seasonings: Add shredded chicken, diced jalapenos, garlic powder, onion powder, paprika, salt, and black pepper. Mix until everything is well combined.
5. Layer with Cheese: Fold in half of the cheddar and mozzarella cheese into the chicken mixture. Set aside the remaining cheese for topping.
6. Transfer to Baking Dish: Pour the mixture into a greased 9×13-inch baking dish, spreading it evenly.
7. Top with Cheese: Sprinkle the remaining cheddar and mozzarella cheese on top. If desired, add crushed tortilla chips for an extra crunch.
8. Bake: Place in the preheated oven and bake for 30-40 minutes, or until the cheese is bubbly and golden brown.
9. Cool Slightly: Once done, remove from the oven and let it cool for 5-10 minutes before serving.
10. Garnish and Serve: Optionally, garnish with fresh cilantro for a pop of color and additional flavor.

By following these steps, you’ll be able to create a delicious Jalapeno Buffalo Chicken Casserole that’s sure to impress!