If I'm making Homemade Jams/Preserves, how long will they last?
This commercial peach jam does NOT contain any preservatives. Room temperature is 20 C. It is written on the bottle that it should be refrigerated after opening since it doesn't contain any ...
I've tried twice to make fruit preserves using only the natural pectins in the fruit. The first time with plums where the jam was much to thick, and yesterday orange marmalade which came out tasting ...