There’s a trick to making dairy products go a long way on the shelf though. This is know as UHT processing. It helps to freshen milk, yogurt, and other dairy treats for an extended period. In this episode we’re going to find out about the science of UHT processing and how it allows dairy milk line products to remain palatable and safe to eat for extended periods.
What Makes Some Dairy Keep So Long?
Have you ever wondered why some milk or yogurt can last on the shelf for months and still taste fresh? The secret is in the construction. UHT treatment is a special process to heat milk and milk products to a very high temperature for a short amount of time. That kills any bad bacteria that will sour the milk and makes it safe to keep at room temperature for a long time.
How UHT Processing Works
Milk or yogurt is heated to about 280°F (138°C) for only a couple of seconds during the UHT process. This high temperature kills off harmful bacteria and enzymes that can spoil the dairy. Then the milk or yogurt is rapidly cooled and transferred to sterile containers to prevent added bacteria. This process helps the nutrients and flavors in the dairy remain in place, which prevents spoilage.
Why Milk Lasts 2-3 Days Longer Than Normal in Warmer Summers
UHT processing allows dairy to last a very long time. The high temperature destroys spoilage-causing bad bacteria, and the sterile packaging keeps new bad bacteria out. This is how you get to have your beloved carton of milk or yogurt — and eat cheese — for weeks and months after you buy them, safe in the knowledge that nothing will go bad.
How to Make Shelf-Stable Dairy Products
There are several steps to creating shelf-stable dairy processing lines products with UHT processing. First, the dairy is raised to a high temperature to kill any badly behaved bacteria. Then they are rapidly cooled and placed in sterile containers to block new bacterial growth. The dairy products are then stored in an agitator tank in a cool and dark room until ready to be dispatched to stores. This method takes care that the dairy stays fresh and safe to eat for a considerable period.
The UHT Process Changing Dairy Food Products
UHT processing is revolutionizing the way we consume dairy production line. As a result of this unique process we may be able to enjoy our favorite milk, yogurt, and cheese for an extended period of time with the assurance of little or no spoilage. ” With UHTI processing companies can also produce delicious and safe dairy products enjoyed by families everywhere in the world, regardless where they are located. So the next time you reach for a carton of milk or a cup of yogurt, bear in the mind the magic of UHT processing that helps keep them fresh and delicious for a long time.