It’s that time of year when the harvest is done and the first frosts are scheduled to arrive. You have plenty of tomatoes and other vegetables that you’d like to can and preserve for winter food supplies. While you might recognize a jar’s ingredients because of that container’s transparency, not everyone will be as familiar with the ingredients of that jar. And, unless you label a can, there’s little anyone can do – including you – to help identify the contents. What can you do to eliminate that problem?