1. Heat the oil in a medium saucepan over medium heat. 2. Brown Chicken and cut into small pieces. 3. Add to crockpot. 4. Saute Onion, celery, and garlic until soft. 5. Add to crockpot. 6. Add broth, chili powder, and cumin. 7. Add the green chiles, tomatoes, and oregano. 8. Cook on'low' for 4 hours. 9. Add hominy 30 minutes before serving. 10. Add cilantro leaves, and lime juice just before serving. 11. Season, to taste, with salt and pepper. 12. Serve hot.