variety of homemade jams in glass jars - Stephaniefrey/Getty Images Fresh fruit is a natural treat, but when it's converted into a spreadable, sweet-tart jam, there's almost nothing it can't do.

Jam is a delightful concoction created from the vibrant essence of crushed or puréed fruit, encompassing not only the succulent flesh and juice but often the zesty peels, too. This unique blend ...