Add everything except the rice, and cheese to the slow cooker along with 1/4 cup of water. Give everything a good stir and make sure the chicken is covered in the mixture.
Secure the lid on your slow cooker and cook on low for 8 hrs.
Near the end of the cooking time, cook the two cups of rice according to the package directions
After 8 hours of cooking, carefully remove the lid of the slow cooker. Stir with a fork to shred the chicken.
Build the taco bowls by placing rice on the bottom, then the taco chicken mix, and shredded cheese