The Battle Over Refrigerating Butter: ‘Enough Is Enough’

“This is a quality issue, not a safety issue,” said Gina Mode, a butter researcher at the University of Wisconsin’s Center for Dairy Research. Butter will eventually go rancid but that won’t make people sick, she said. Ms. Mode in an informal survey of her colleagues found that 24 of 31 keep butter out, a telling data point among experts.