Clostridium botulinum bacteria can cause botulism a potentially fatal form of food poisoning. Botulism toxin is odorless and colorless; cooking the soup will not inactivate any toxin that is present. Its symptoms include general weakness paralysis dizziness double-vision trouble with speaking or swallowing difficulty breathing muscle weakness abdominal distension and constipation. Infants with botulism appear lethargic feed poorly are constipated have a weak cry and poor muscle tone. Botulism may be cause of dead. Anyone showing signs of botulism should immediately seek medical attention