You can recover the burn jam by letting it to cold down for one hour removing the burn bits; and then add 50ml of water and a bit of sugar or honey and you can add more hot fruit . You can just try if you would like to keep the jam ; It has work for me a few times. And for the burn pan Leave it for the night with hot water and a bit of Ajax powder you will get good results is not a big deal and I would not threw it away. You need to be patient because with my tips you will see quick results. :)