This will give you an idea of how thick the jam will be once it's cooled. To test the jam, spoon a small amount onto the saucer that's been chilling in the freezer.
As the mixture boils, skim off any foam that appears on the surface.
And if we were friends, I’d invite you over for a peach party, and we’d sip peach cocktails and eat all things peaches. I’d be making peach pie, peach scones, peach cobbler, and yes, peach jam all summer long. If I lived in the south, you can bet my house would have a peach tree. Moving to the country, gonna eat a lot of peaches… millions of peaches, peaches for free.