Preheat oven to 350F. Prepare a 9x13 pan with cooking spray.
In a large skillet, brown the ground beef over medium high heat until no longer pink.
Drain excess fat. Add water and taco seasoning and cook for 1-2 minutes.
To the skillet, add the cheese soup, Rotel, sour cream, and milk. Stir to combine.
Stir in half the cheese.
Layer ½ the chips on the bottom of the prepared pan.
Top with half the meat mixture.
Add remaining chips in a layer.
Top with remaining meat mixture.
Top with remaining cheese.
Bake uncovered for 30 minutes or until bubbly and the cheese is melted.
Remove and garnish with fresh chopped parsley or cilantro.
Enjoy warm!