YOU SAID:
My favourite thing to eat is french fries with mustard.
INTO JAPANESE
私の好きなものはマスタード入りフライドポテトです。
BACK INTO ENGLISH
My favorite is french fries with mustard.
INTO JAPANESE
私のお気に入りはマスタード入りフライドポテトです。
BACK INTO ENGLISH
My favorite is french fries with mustard.
Well done, yes, well done!