Preheat oven to 350°F (175°C).
In a large bowl, combine shredded chicken, ¼ cup enchilada sauce, salt, and pepper. Mix well and adjust seasoning if needed.
Warm tortillas:
Corn tortillas: Wrap in a damp paper towel and microwave for 1 minute, flipping halfway.
Flour tortillas: Microwave on a plate for 1 minute, flipping halfway.
Fill each tortilla with chicken mixture and some shredded cheese. Roll tightly and place seam-side down in a baking dish.
Pour remaining enchilada sauce over the tortillas and top with remaining cheese.
Bake for 20 minutes until cheese is melted and bubbly.
Serve your Easy Chicken Enchiladas hot with your favorite toppings.