Ground meat is an extraordinarily versatile ingredient ... The meatballs are then preserved in jars, which finally experience ...

and preserving in small batches is quite often more achievable. Use oven mitts, pot holders or thick cloths to handle hot jars. Keep your fingers away from the rims once jars are sterilised.

The alternative is water bath canning, a method that allows you to quickly preserve large quantities of meat using just a large pot, jars, and a heat source like propane or wood. Wright points out ...