Leah’s Beer School: Lesson 20
Pasteurization & Beer For over 150 years, pasteurization has been instrumental in extending the storage life of food and drinks. French microbiologist Louis Pasteur developed the process in the 1860s, initially revealing that pasteurization could combat unwanted acidity in wine by inhibiting the growth of unwanted spoilage organisms. Similarly, he found that pasteurization could extend the shelf life of beer by applying heat for a short time. Types of Pasteurization When it comes to beer, there are two main methods of pasteurization. Bottled and canned beer can be pasteurized by passing through a long, narrow chamber or tunnel where they’re …
