Food Safety: How to Make Cheese Safe with Alex O'Brien from the Center for Dairy Research | Episode 136

Food Safety: How to Make Cheese Safe with Alex O'Brien from the Center for Dairy Research | Episode 136

51:19 Oct 14, 2025
About this episode
?? Francine and Matt are building a global, fun, and inclusive Food Safety Family! From the C-suite to the kitchen, they’re making safe food the norm everywhere.? Follow Francine and Matt on LinkedIn for more food safety insights and updates.In this episode of Don’t Eat Poop!, food safety veterans Matt and Francine are joined by Alex O'Brien, the Dairy Safety & Quality Coordinator at the Center for Dairy Research, also known as the Wisconsin cheese food safety guy.Milk safety has been a recurring topic on the podcast, especially given the growing demand for raw milk, but this is the first time the focus has been on cheese itself.So, tune in to discover how to make cheese safe. You'll learn how the cheese-making process affects its safety, important lessons about environmental monitoring, and how to make raw milk and cheese a little safer.In this episode:? [01:27] Alex O'Brien's many hats as the Wisconsin cheese food safety guy? [04:46] The factors that make cheese safe, even unrefrigerated? [10:06] How to get high-quality milk even through a crappy milking process? [13:27] What's behind cheese outbreaks post-pasteurization? [16:52] It doesn't take much unpasteurized cheese to make you sick? [18:53] How to ensure cheese plants are safe and some cautionary tales? [25:40] The four different types of food safety people? [28:45] The difference between cleaning and sanitizing? [30:14] When food safety people have a foodborne illness? [32:58] Thermal pasteurization versus UV pasteurization and raw milk? [37:59] How to make raw milk and cheese a little safer and save livesDisclaimer: Episode title and content do not constitute legal or health advice.Resources from this episodeCatch up with the episode where we talked to Bob Comstock about his UV-based pasteurization process, Episode 131 | How a Little Sunlight in Your Milk is Going to Profoundly Change the Dairy Industry.Noteworthy quotes from this episode“ If you're finding [Listeria] in your environment more than 10% of the time, you have a problem, right? So, I like to emphasize that you want to find it, but if it's so prevalent and you keep finding it in the same spot and you can't figure it out, then it's a problem.” – Alex O'BrienWe hope you enjoy this episode!Remember to subscribe, rate, and review the podcast on
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