A lifelong love of rhubarb.
Follow along with Lori Havens' tutorial, and learn how to make delicious, low-sugar jam using agar agar instead of commercial pectin!
Canning jam is an easy way to get your feet wet if you are a beginning canner. They are practically foolproof and don't take long or require any experience. Best of all, they taste delicious!
A short dissertation on the differences between modern farming machinery and the ones my grandfather used.
Some of the varieties of free fruits available for the taking. All it takes is a little time, a little work, and some scouting of the area for what grows in your neck of the woods.