Cook the rice according to package directions, omitting seasoning packet.
Remove casings from sausage. Cook sausage in a Dutch oven over medium heat until browned, stirring to crumble. Add onion, celery, and bell pepper; cook 4 minutes, stirring frequently. Add garlic; cook 1 minute. Stir in flour; cook for 6 minutes or until lightly browned, stirring constantly. Add sweet potato and next 5 ingredients (sweet potato through bay leaf); bring to a boil. Cover, reduce heat, and simmer 15 minutes. Add turkey and hot sauce; cook, uncovered, for 3 minutes. Discard bay leaf. Serve over rice.