Creating the amazing Street Corn Chicken Casserole can be straightforward if you follow these simple steps:

1. Preheat Oven: Preheat your oven to 350°F (175°C).
2. Prepare Chicken: In a large bowl, combine the shredded chicken with taco seasoning, garlic powder, onion powder, paprika, and cayenne pepper if using.
3. Mix Creamy Base: In another bowl, mix the softened cream cheese with sour cream until smooth and creamy.
4. Combine Ingredients: Add the corn, chicken mixture, and half of the shredded cheddar cheese to the creamy base. Stir until all ingredients are well combined.
5. Transfer to Casserole Dish: Pour the mixture into a greased 9×13-inch casserole dish, spreading it evenly.
6. Add Topping: Sprinkle the remaining cheddar cheese on top, followed by the crushed tortilla chips for a crunchy finish.
7. Bake: Place the casserole in the preheated oven and bake for 30-35 minutes, or until heated through and the cheese is bubbly.
8. Cool Slightly: Remove from the oven and let it cool for 10-15 minutes before serving.
9. Garnish: If desired, garnish with fresh cilantro and serve with lime wedges on the side.

These steps will guide you in creating this incredible casserole effortlessly, making sure every bite is full of flavor and comfort.