Pre-heat oven to 350°.
Melt butter in skillet. Sauté onion for 5 minutes.
Add green chilies and sauté for 1 minute.
Add cream cheese and let melt. Add sour cream and salsa, stirring to combine.
Add shredded turkey, mixing well with other ingredients. Keep warm.
Shred cheese and set aside.
Stack corn tortillas and slice in half. Then cut into 1-inch strips.
Begin layering ingredients in iron skillet. Begin with thin layer of creamy turkey mixture. Add layer of tortilla strips, then a thicker layer of creamy turkey mixture, then cheese. Repeat layers, starting with tortilla strips and ending with cheese.
Bake at 350° for 30-45 minutes, or until cooked thru and cheese is melted.
Serve with sour cream, green onions, tomatoes, and whatever else you enjoy with enchiladas. Enjoy!