To a bowl add your cooked ground beef, taco seasoning, garlic, tomatoes with green chiles, corn and black beans.
Spray your slow cooker with non-stick cooking spray.
Pour one can of enchilada sauce into the slow cooker.
Next layer 4 tortillas.
Next 1/2 of the meat mixture.
Next 1 1/2 cups of cheese.
Next another layer of 4 tortillas.
Then another can of enchilada sauce.
The rest of the meat mixture and another 1 ½ cups of cheese and another layer of 4 tortillas.
The final can of enchilada sauce and the rest of the cheese.
Cover and cook on low for 4 hours.
Garnish with scallions and tomatoes or anything else you like and serve!