Take a large bowl.
Add the beans and water as needed.
Add the salt and pepper in the beans.
Heat the duck fat.
Add the salt and cook it until becomes brown.
Season the chicken pieces with pepper.
Add the sausages and cook it well.
Add the onions into the cooking mixture.
Add the garlic, celery stalks, parsley, bay leaves, and add the bean mixture.
Cook the beans along with all the ingredients for forty five minutes.
Make sure all the chicken and beans are mixed well.
Add the chopped parsley on top.
Your dish is ready to be served.