The process of preserving homemade or purchased stock derived from simmering bones, connective tissue, and vegetables involves chilling it to sub-zero temperatures. This preservation method extends the usability of the liquid, preventing spoilage and maintaining its nutritional value. An example includes preparing a large batch of stock and dividing it into smaller portions for later use in soups, sauces, or as a warm beverage.
Effective preservation minimizes waste and allows individuals to consistently access a nutrient-rich food source. Historically, freezing served as a crucial technique for storing provisions, ensuring food availability beyond seasonal limits. In the context of stock preparation, this method provides convenience and allows for the efficient utilization of time and resources spent creating the broth.