The Rotten Apple Food Safety Podcast · Karen Constable

Issue 214 (Audio Version)

November 10, 2025·17 min·1 clip

The listeria contamination likely started over a year before recalls, at a certified supplier now suspended.

Karen Constable returns to the deadly listeria outbreak linked to pre-cooked pasta in ready-meals, revealing a year-long contamination timeline, systemic failures at a certified supplier, and delayed recalls. She explains post-lethality contamination, critiques audit effectiveness, and offers poka-yoke mistake-proofing solutions for food manufacturers, alongside a roundup of other food safety news.

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