I put a dash of vinegar in mine instead of the mustard. Also if you want the yolks in the middle of the whites. Snap a rubber band on the egg carton and tilt it on it's side in the fridge for a day or so.
EccentricScrpn at Ravelry
'I would be more optimistic about a bright future for man if he spent less time proving that he can outwit nature and more time tasting her sweetness and respecting her serenity. - EB White'