Farm fresh eggs have larger yolks and sometimes not enough white to stay intact when you use them as devilled eggs. Or at least that has been my experience. Somewhere DH heard to take the hot eggs put them in a tuperware like container and put them in the fridge to cool. They sweat making the shells easier to come off. Or at least that's the theory. Works for him. Whenever he finds out a trick to use in the kitchen, that becomes his job. Sp far he's the dish washer loader and the grocery putter upper.