Keeping Unpasteurized (Raw) Milk Fresh
It was hard to keep food cool in the 1800s, especially during the summer. Refrigerators were cooled by large blocks of ice, but were small and weren’t able to maintain a constant degree of coolness. In the United States, electricity didn’t become common in homes until the 1930s and electric refrigerators not until the late 1940s. Refrigerated pasteurized milk stays fresh longer than raw milk, but it wasn’t until 1947 that states in the U.S. began enacting mandatory dairy…