Place the chicken breasts in a single layer in the slow cooker.
2 pounds boneless
Pour salsa verde over the chicken. Add diced green chiles, cumin, garlic powder, onion powder, salt, and black pepper.
12 ounces salsa verde, 4 ounces diced green chiles, 1 teaspoon cumin, 1 teaspoon garlic powder, ½ teaspoon onion powder, ½ teaspoon salt, ¼ teaspoon black pepper
Cover and cook on LOW for 3-4 hours, or until the chicken reaches an internal temperature of 165°F and shreds easily.
Remove the cooked chicken from the slow cooker and shred it with two forks.
While shredding the chicken, stir the sour cream into the slow cooker's cooking liquid. Let it warm through, then return the shredded chicken and stir to coat.
⅓ cup sour cream
Spoon over rice or into tortillas with your favorite toppings.
Optional toppings: cilantro, shredded cheese, avocado, tomatoes, a squeeze of fresh lime juice and crushed tortilla chips.