Using a stove top pressure cooker over an open flame is generally not recommended. Stove top pressure cookers are designed to be used on a regular stovetop with a controlled heat source, such as a gas or electric burner. They are not designed to be used directly over an open flame, such as a campfire or bonfire.
The main reasons for this recommendation are safety concerns and potential damage to the pressure cooker. When using a pressure cooker on a stovetop, the heat can be evenly distributed, and the pressure can be controlled more easily. Open flames can create hot spots, uneven heat distribution, and may cause damage to the pressure cooker's parts, such as the handle, gasket, or pressure release valve.
Moreover, using a pressure cooker over an open flame can also pose safety risks, as it may lead to the release of excessive pressure or steam, potentially causing accidents or injuries.
If you need to use a pressure cooker in an outdoor setting, it is best to look for specialized outdoor pressure cookers or camp stoves designed for such purposes. These are specifically designed to handle the challenges of cooking over an open flame while maintaining safety and efficiency. Always follow the manufacturer's instructions and safety guidelines for any cooking equipment you use.