Maybe someone isn't comfortable with the data from the thermocouple.
This increases the level of vacuum in the container and reduces the amount of oxygen present, both of which extend the shelf life.
Retort pouches are used in , , fish products, , , and brands such as and.
One concern in overcooking, or burning the product nearest the outside, so agitation is critical to obtaining an acceptable product.
The underlying concept - heating foods prone to microbial spoilage in hermetically sealed containers to extend the shelf life - remains the operating principle which defines as well as limits the process.
Shale oil extraction and charcoal development commonly use retort furnaces.
No refrigeration or freezing required Packaging Material Foods can be sterilized in rigid containers like glass, metal cans and plastic or flexible retort pouches.
In the best tradition of robbing Peter to pay Paul, achieving microbial stability by retorting comes at the expense of flavor, texture and nutritional loss.