In a bowl add the shredded chicken and taco seasoning stir to combine.
In a 2 QT baking dish, add a thin layer of enchilada sauce and place a layer of about 4 corn tortillas, spread a small scoop of sour cream on each tortilla spread it out evenly, layer the shredded chicken and a light layer of cheese on top. Total of three layers.
Bake covered with foil for 35 minutes, uncover additional 10 minutes.