In a large pot, brown the pork and drain.
Add onion and chicken broth (will not cover meat entirely). Cover and simmer 1 hour, stirring often.
Add garlic powder, chicken stock, celery salt, cornstarch, oregano, cumin, jalapeno, cilantro, chili powder, and green Tabasco sauce. Stir. Cover and simmer 1 hour, stirring often to avoid sticking.
Add green enchilada sauce and stir. Simmer for 30 minutes.
Add chopped green chilies and simmer for 15 minutes.
Add pureed green chilies, white beans and salt to taste.
Serve with cheese, sour cream, rice, chips and/or flour tortillas.