In a large bowl or pot cover beans with cold water allowing 4-inch headspace overnight. Just before cooking, drain well.
To prepare: In a Dutch oven or large heavy bottomed pot, cook the bacon until crisp. Remove with a slotted spoon to paper towels to drain, then crumble. Reserve drippings.
Add the onion, green pepper and celery to the drippings. Cook over high heat for 2 minutes or until beginning to brown. Add sausage and garlic to the pot. Cook for 1 minute longer.
Add beans, chicken stock, water, Creole seasoning, bay leaves and thyme. Mix well and bring to a rolling boil. Boil covered for 15 minutes then lower the heat to medium.
Simmer covered for an additional 1 1/2-2 hours or until beans are tender. Add garlic salt at the end of cooking adjusting to your taste. May add crumbled bacon back to the pot or serve on top.
Serve over cooked rice topped with sliced green onion and hot sauce. on the side.
Notes
To thicken the broth, remove around 1/2 cup of beans and mash. Add back to the pot and stir.