In the crockpot, add in chicken breasts. Season with a pack of taco seasoning. Add in the can of chipotles in adobo (slice them first if they are whole), and a can of enchilada sauce. Stir to combine and let it cook covered for 2 hours.
Once the chicken is cooked through, use 2 forks to shred the chicken (or use a knife to slice or cube). Add back to the crock pot/
To the crockpot, add the remaining ingredients (except the garnishes. I prefer to sauté my peppers and onions first, but this is optional.
Stir to combine and place the lid back on. Cook for an additional 1-2 hours on high.
To serve, garnish with shredded cheese, sour cream, avocado, crispy tortilla chips, a wedge of lime, or whatever toppings you prefer .