Slow Cooker Sausage Gumbo Recipe Slow Cooker Sausage Gumbo Recipe Serves 6 - 8 3 stalks celery (finely chopped) 1 bell pepper 1 red onion 2 cans chicken broth 4 (14.5oz) cans black eyed peas 2 cans rotel 1 tsp black pepper 1 package (sliced) smoked sausage