Originally Posted by AdultX

I used to live in NJ and eat White Castle all the time, but now i am in FL and yes Krystals are the closest to them, what you have to do is tell the people at Krystals's when you are ordering do not put Mustard but add Ketchup.

That is the main difference WC uses ketchup and Krstals Uses Mustard. They will not taste 100% like WC but will be much Better!!