An expert there gave three factors, however the one that provides the best insight is that "cultural factors play a role. Traditional home canning is still prevalent in some countries, but methods may not always adhere to rigorous safety standards. Italy, where home canning has old roots, is the European country with the highest number of reported cases each year. In 2023, Italy reported 36 cases of botulism, half of which were caused by improper home canning. It was followed by France with 15 cases and Romania and Spain with 14 cases each. “Italy, Spain, France, Poland, Romania, all have a strong tradition in [home] preserving and canning food."
Medscape Medical News
https://www.medscape.com/viewarticle/botulism-outbreaks-europe-raise-food-safety-concerns-2024a1000kf5
Botulism Outbreaks in Europe Raise Food Safety Concerns
Manuela Callari
November 08, 2024
Botulism Outbreaks in Europe Raise Food Safety Concerns
Manuela Callari
November 08, 2024