preheat oven to 375F
grease a 9xd713 baking dish
Season the chicken with the chili powder, garlic powder, salt and pepper. Cook through in a large pan (2 u2013 4 minutes, stirring occasionally)
In a large mixing bowl, mix together chicken, beans, peppers, corn onions, cilantro
For each tortilla lay down some cheese, then the filling. Roll and place in the baking dish, seam down
When the dish is full cover the tops of the tortillas with half the remaining cheese
Evenly coat with the sauce, then evenly coat with the remaining cheese
Lightly cover the dish with tin foil, then bake for 30 mins.
Remove tin foil and bake another 2 mins.
Serve with sour cream, onions and cilantro