Step 1

Preheat the oven to 350°F with a rack fitted in the center of the oven

Step 2

In a large oven-proof skillet, set over medium heat, heat the olive oil until glistening

Step 3

Add in the onions and cook until translucent, about 5 minutes.Add chicken, taco seasoning, green chilies and enchilada sauce to the skillet, stir to combine

Step 4

Add the tortilla strips

Step 5

Bring the mixture to a boil over high heat, then reduce and allow to simmer until the tortilla strips are softened, about 2 minutes

Step 6

Try to separate the tortilla strips as best as possible

Step 7

Turn off the heat

Step 8

Top with cheese and bake on the center rack until the cheese is melted and the sauce is bubbling, about 25 minutes.Top with cilantro and sour cream if desired