Query: What is an egg drop sandwich?
Context: Egg drop sandwiches are popular Korean egg sandwiches made with fluffy scrambled eggs, ham or bacon, and cheese. It's sandwiched between thick slices of buttered toast and finished with a sweet egg drop sauce. They're called egg drop sandwiches because they're named after Egg Drop (에그드랍) which is the name of the popular Korean sandwich shop that created this sensation.