Place the chicken breasts into the bottom of the slow cooker. Sprinkle the taco seasoning, salt, and black pepper on top of the chicken.
Add black beans, zucchini, onion, bell pepper, crema, and enchilada sauce.
Cover the slow cooker and cook on low for 4 hours or high for 6 hours.
Meanwhile, cut the tortillas into slices.
Shred the chicken with two forks.
Stir in the tortilla slices and the cheese into the chicken enchiladas.
Re-cover the slow cooker and continue cooking for 30 minutes.
Serve and enjoy!
