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Portion of cheesy layered bake plated and ready to eat.
4 from 1 vote

Mexican White Trash Casserole Recipe

This Mexican White Trash Casserole combines shredded chicken, Doritos, cheese, and Rotel in a creamy, baked dish that’s simple, flavorful, and crowd-pleasing—perfect for busy weeknights.
Servings

Ingredients

  • 1 10-ounce bag Nacho Cheese Doritos, crushed (approximately 4 cups)
  • 2 cups cooked shredded chicken
  • 2 cups shredded cheese cheddar or Mexican blend recommended
  • 1 10.5-ounce can cream of chicken soup
  • 1 10-ounce can Rotel diced tomatoes with green chilies
  • ½ cup sour cream
  • ½ cup milk
  • ½ packet taco seasoning approximately 1 tablespoon
  • Nonstick cooking spray for greasing the baking dish
  • Optional: Additional shredded cheese for topping

Instructions
 

Preheat the Oven

  1. Begin by preheating the oven to 350°F (175°C). Lightly grease a 2-quart casserole dish (or a 9x13-inch baking dish if doubling the recipe) with nonstick cooking spray.

Prepare the Filling

  1. In a large mixing bowl, combine the shredded chicken, cream of chicken soup, Rotel tomatoes (undrained or lightly drained, depending on preferred moisture level), sour cream, milk, taco seasoning, and 1½ cups of shredded cheese. Stir until fully incorporated.

Assemble the Casserole

  1. Distribute half of the crushed Doritos evenly along the bottom of the prepared baking dish. Spread half of the chicken mixture over the chips in an even layer. Repeat with the remaining Doritos and then the remaining chicken mixture.

Add the Cheese Topping

  1. Sprinkle the top with the remaining ½ cup of shredded cheese, or more if desired.

Bake the Casserole

  1. Cover the dish with foil and bake in the preheated oven for 35 minutes. If preparing a doubled recipe in a larger dish, extend the baking time to approximately 45 minutes, or until the casserole is hot and bubbling at the edges.

Rest and Serve

  1. Remove from the oven and allow the casserole to rest for 5–10 minutes before serving. This will allow the dish to set and make it easier to portion.

Notes

To make this recipe gluten-free:
Use gluten-free cream of chicken soup (many brands now offer certified options).
Ensure the taco seasoning is labeled gluten-free or make your own blend at home.
Substitute Nacho Cheese Doritos with a certified gluten-free cheese-flavored chip or plain tortilla chips that meet gluten-free standards.
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