Most recipes for enchilada casserole include cooked meat of choice, chopped onion, tortillas and shredded cheese. Most recipes use Mexican sauces and seasonings, such as salsa, enchilada sauce or taco seasonings for flavoring.
Most recipes for enchilada casserole use beef or chicken. Cooked meat is then layered with tortillas and other ingredients and cooked until the cheese melts.
To make chicken enchilada casserole, mix 2 cups of cooked, shredded chicken, 1 1/4 ounces taco seasoning, 1/2 cup water and 2 cups salsa verde, and simmer the mixture in a skillet for ten minutes. Overlap 3 flour tortillas in the bottom of a 13x9x2-inch pan sprayed with cooking spray. Cover the tortillas with half of the chicken mixture, and top with three more tortillas. Spread 15 1/2 ounces heated, refried beans and 8 ounces sour cream over the tortillas, and sprinkle this layer with 1 1/2 cups shredded cheddar cheese. Make a final layer with 3 more tortillas, the remaining chicken mixture and 1 1/2 cups cheddar cheese, and bake the casserole at 350 degrees Fahrenheit until bubbly.
To make an enchilada casserole using beef, brown 1 pound of ground beef in a skillet. Cut 12 corn tortillas into one-inch squares, and mix them with 2 cans enchilada sauce, 2 small cans chopped green chilies, 1 can cream of chicken soup, 1 can cream of mushroom soup, 1 small onion and the browned meat. Cover the mixture with 2 cups of shredded cheese, and bake it at 375 degrees Fahrenheit.