ABOVE: Unmolded apple pectin sits in a mason jar. It can be sealed or frozen until needed. PAGE LEFT: Green apples sit in a pail waiting to be made into pectin for use in jams and jellies. Credit: ...

Pectin is a fiber found in most plants. It functions as the "glue" that holds the cell walls of the plant together. It is a thread-like carbohydrate. While pectin is found in almost all produce, it is ...