小菜一碟

xiǎocàiyīdié ㄒㄧㄠˇ ㄘㄞˋ ㄧ ㄉㄧㄝˊ

    • a small appetizer
    • a piece of cake very easy (idiom)

Character by character

Saying俗语俗語

Idiom惯用语 · In everyday use

Literally
a small dish of side dishes
Meaning
Something easy and trivial. Said casually to show a task is no trouble. Close to 'a piece of cake'.

Sources