ハンバーグ
ハンバーグ · hanbaagu · JLPT N4 · noun
chopped steak
🍔🥩 hanbaagu = Hamburg: the German city behind the hamburger steak
ハンバーグ is a loanword from Hamburg, as in Hamburg steak. It means the bunless patty served on a plate with sauce. The sandwich in a bun is a different word: ハンバーガー (hanbaagaa), from hamburger. Drop the -er ending, drop the bun.