Nation Big Olaf Creamery brand ice cream tied to deadly outbreak of Listeria infections, CDC says July 3, 2022 Camille Fine, USA TODAY Comments Off on Big Olaf Creamery brand ice cream tied to deadly outbreak of Listeria infections, CDC says Florida-made Big Olaf Creamery brand ice cream is behind a deadly Listeria monocytogenes breakout impacting 10 states, according to the CDC.