01 -
Heat a large skillet over medium-high heat. Add ground beef and cook, breaking it apart, until no longer pink. Drain excess grease and return beef to the skillet.
02 -
Reduce heat to medium and stir in black beans and corn. Combine thoroughly.
03 -
Add garlic powder, onion powder, taco seasoning, and water. Stir and allow the mixture to thicken slightly.
04 -
Mix in diced green chiles and sliced black olives evenly.
05 -
Stir frozen diced hash browns into the mixture until well combined. Turn off the heat.
06 -
Add half of the beef mixture to the bottom of a 5-6 quart slow cooker. Sprinkle one-third of the shredded cheese evenly over it. Distribute half of the tortilla pieces atop the cheese, then pour half of the enchilada sauce over the layer.
07 -
Repeat layering with remaining beef mixture, one-third of the shredded cheese, remaining tortillas, and the rest of the enchilada sauce.
08 -
Sprinkle the final third of the shredded cheese over the top. Cover and cook on high for 1 to 1.5 hours or on low for 2 hours, preventing overcooking to maintain tortilla texture.