Fresh tomatoes for 2 years, without vinegar: the infallible method of making them last so long

Scoop the jars tightly and then dive into a cooking water pot for about 30 minutes to create an air gap.
Let them cool in a cool, dry place before storing them in a closet.
Some essential precautions
To ensure long-term storage, it is essential to check your jars regularly. If you notice an altered color, a strange smell or a domed lid, take no risks and throw them away.Caution: A poorly sterilized jar may be a nest for bacteria. So take care to stick to every step.