Originally Posted by mermaid

May I add one more hint to the above? We are warned not to stir, but when the boil climbs the pan we can't resist stirring it down. A long (long, long!) time ago, I picked up the hint to butter the sides of the pan so the fudge would not ''climb''. I try to do this after the pan is hot and the ingred are blended over heat. It certainly helps.