Here are a couple of sugar-free jam recipes. I use the concentrated stevia from Sweetleaf like this one
http://www.amazon.com/SweetLeaf-Stevia-Powder-4-Ounce-Shaker/dp/B001E5E3LW/ref=pd_sim_gro_22 but I'm thinking of switching to a concentrated liquid, like this one:
http://www.amazon.com/gp/product/B001EO6CPI/ref=oh_details_o00_s00_i00?ie=UTF8&psc=1
The agave syrup that I use is this one:
http://www.amazon.com/gp/product/B002BCD2OG/ref=oh_details_o04_s00_i00?ie=UTF8&psc=1 I use about 1 1/2 cups per batch. Sometimes the fruit is a little sweeter and needs less sweetener, Agave syrup is fine for diabetics.
I got most of my recipes from the website
http://www.pickyourown.org Following the instructions under this page
http://www.pickyourown.org/jamnosugar.htm They like to use only stevia, but I find that agave improves the taste.
Sugar Free Blueberry or Plum Jam
Yield: 7 half- pints
4 cups Crushed Blueberries or Plums
2 tablespoons Lemon Juice
1 cup Apple or White grape juice
1 package no-sugar pectin
1 1/2 tablespoon Stevia
Agave Syrup to taste
Put blueberries in pot with juice and lemon juice. Add pectin & stir thoroughly for several minutes until completely dissolved. Add stevia, again stirring until completely dissolved. Bring to a full rolling boil, stirring constantly. Boil hard for 1 minute. Remove from heat. Add agave to taste. Fill jars to 1/4" from top. Boil 10 minutes.
==================================================
Sugar Free Strawberry Jam
Yield: 6 half-pints
4 cups Crushed Strawberries
1 package no-sugar pectin
1 tablespoon Stevia
Agave Syrup to taste
Directions:
Put strawberries in pot. Add pectin & stir thoroughly for several minutes until completely dissolved. Add stevia, again stirring until completely dissolved. Bring to a full rolling boil, stirring constantly. Boil hard for 1 minute. Remove from heat. Add agave to taste. Fill jars to 1/4" from top. Boil 10 minutes.