In a skillet, brown turkey. In a large glass bowl add the next 5 ingredients listed. Mix well in bowl adding 3 cups of cheese. It will be a bit soupy, but that is ok. In a 9x13 baking dish spray with cooking spray.
Place tortillas to cover the bottom, tearing them to fit. Pour 1/2 the mixture on top. Repeat and end up with tortillas on top. Add the rest of the cheese on top. Bake at 350F for 45 minutes covered with foil. When done, let set for 15 minutes.
sour cream, spinach, lettuce, diced tomatoes, black olives, jalapenos, or any thing else you would like.