01 -
Preheat oven to 375°F (190°C) and lightly grease a 9x13 inch baking dish.
02 -
In a large bowl, combine shredded chicken, cooked rice, black beans, diced tomatoes with green chilies, corn, and half of the enchilada sauce. Mix until evenly incorporated.
03 -
Spread half of the chicken and rice mixture evenly into the prepared baking dish.
04 -
Sprinkle half of the cheddar and Monterey Jack cheese over the layer.
05 -
Evenly distribute the remaining chicken and rice mixture on top.
06 -
Pour the remaining enchilada sauce over the casserole, then top with the remaining cheeses, black olives, and green onions.
07 -
Bake for 20 to 25 minutes, or until the cheese is fully melted and the casserole is bubbling around the edges.
08 -
Remove from oven and allow to cool for 5 minutes to set.
09 -
Sprinkle chopped fresh cilantro across the surface just before serving.