How can I tell when jelly made without added pectin is done?
Two of the most frequently used methods for testing "doneness" of jelly without added pectin are the temperature test and the spoon or sheet test. Both these tests are described in GH 1461, "Jam and Jelly Basics."
Barbara Willenberg, Nutritional Sciences, University of Missouri-Columbia
Last update: Tuesday, May 05, 2009