Preheat oven to 375F. Spray a 9x13 dish with nonstick spray.
Place the unwrapped burritos in the dish, seam side down.
Combine the enchilada sauce, salsa, and green chilies in a bowl.
Spread over the frozen burritos.
Cover and cook for 20 minutes.
Uncover, top with cheese, and bake another 10 minutes or until the internal temperature reaches 165F and the cheese is melted.
Remove from the oven.
Serve with favorite toppings like sliced black olives, sour cream, diced tomatoes, and shredded lettuce.