The person fell ill while a patient at Western Sussex Hospitals NHS Foundation Trust.
The sweetcorn in a Woolworths savoury rice product is from a Hungarian plant, believed to be the source of a European listeriosis outbreak.
But South African food producers can get as close to zero-exposure as practically as possible – although this will require a lot of money.
Some are convinced the food-borne disease is a thing of the past.
But the department of health says it cannot hand over patients' private information.
A son told HuffPost how listeriosis has changed his mother's life for the worse.
"My husband and I have one child; we were excited about bringing a second child into the world."
The outbreak of disease shows that moving forward, discussions about food security shouldn't only lean on availability and affordability.
Very few of our leaders can go through the eye of the needle of true accountability.