Our famous local San Diego strawberries are at their peak right now! Time to make #homemade #gluten-free #strawberry jam! Add the juice of 1-2 local meyer lemons plus the zest of one lemon to your batch to add dimension and acidity (for safety) to the jam.
USDA's Principles of Home Canning
USDA's 2015 Guide to preparing home jams and jellies
Tips on making jams from Ball: https://www.freshpreserving.com/how-to-make-jam-and-jelly.html
Here is a nice post by FoodInJars.com about adjusting the amount of sugar in the jam (http://foodinjars.com/2015/02/canning-101-can-reduce-sugar/
Also this is helpful from PortlandPreserve.com: 3 ways to test for the jelling point of jam/jelly: http://www.portlandpreserve.com/testingthejellypoint.pdfwww.portlandpreserve.com/testingthejellypoint.pdf
Suregel pectin has no obvious gluten ingredients, but when we called the Heinz company this week who makes it, they said they could not guarantee it was gluten-free and could be cross contaminated to contain > 20 ppm gluten. SIGH!
So, here are some tips on making homemade pectin. Note, if making apple pectin (we usually use a few green granny smith apples) be sure to remove the seeds first and definitely use the cores).
Homemade Pectin Tips: