This sounds better than my usual recipe. ///// How to Make Strawberry Jam: Hot Damn, This is Good Jam I made a batch using this recipe. Total awesomeness in a jar!
Raspberry Jam Recipe without Pectin - The Idea Room
Seedless Blackberry Jam, Made Simple Don't be Afraid of Canning! A Few Simple Steps will have you Enjoying Homemade Fruit Preserves, No Pectin or Special Equipment Needed. I made jam!
Canning Granny: Canning Sweet Potatoes . one way to put up extras so that you can enjoy them all year long when the cold store won't hold them long enough.