01 -
Spray a 9 x 13-inch baking dish with cooking spray to prevent sticking.
02 -
Set oven to 175°C (350°F) to preheat.
03 -
In a medium bowl, mix the shredded rotisserie chicken with 1 cup of Monterey Jack cheese.
04 -
Fill each tortilla with the chicken and cheese mixture, then roll tightly and place seam-side down in the prepared baking dish.
05 -
Melt the butter in a skillet over medium-low heat, sprinkle flour over it, and whisk continuously for 1 minute to form a roux.
06 -
Gradually whisk in the chicken broth and cook until the sauce becomes bubbly.
07 -
Remove from heat and let the sauce cool to room temperature, approximately 3 to 5 minutes.
08 -
Whisk sour cream and diced green chilies into the cooled sauce until smooth and fully combined.
09 -
Pour the sauce evenly over the tortillas in the baking dish, then sprinkle with the remaining shredded cheese.
10 -
Bake in the preheated oven for 20 to 25 minutes until bubbly and golden.
11 -
Serve warm, with optional toppings as desired.