Saute the celery, jalapeño, onion and garlic in olive oil in a pot for about 5 minutes.
Add the chicken broth, chicken, canned tomatoes with chiles, cumin, oregano, coriander seed, cayenne pepper and black pepper.
Stir well, turn the heat to high and bring to a boil.
Reduce heat to low, cover, and simmer for an hour.
After an hour, remove the chicken and shred it (the meat should be very tender).
Place the shredded chicken back in the pot.
Add the chopped cilantro and squeeze the juice of the lime into the soup.
Stir well.
Place tortilla strips on top of the soup just prior to serving for a great crunch.