Peel peaches, finely chop or mash until you have 3 1½ cups, then stir in lemon juice.
In a separate bowl, whisk together sugar and pectin.
Add peach mixture to sugar/pectin mixture and stir for 3 minutes until well combined and slightly thickened.
Ladle into freezer-safe jars, leaving ½ inch headspace, and seal with lids.
Let it sit at room temperature for 30 minutes to set. Refrigerate up to 3 weeks or freeze up to 1 year.
Prepare Crust: Mix graham crumbs, sugar, and melted butter. Press 2-3 tbsp into the bottom of jars.
Make Cheesecake Filling: Beat cream cheese, powdered sugar, and vanilla. Fold in whipped cream (and gelatin if using)
Assemble: Layer crust, cheesecake filling, and peach compote in jars, leaving ½ inch headspace.
Freeze up to 2 months. Thaw in fridge overnight before serving.
Add fresh whipped cream or crumbs after thawing for garnish.