YOU SAID:
May I order a hotdog with extra mustard on it please?
INTO JAPANESE
マスタードを追加したホットドッグを注文できますか?
BACK INTO ENGLISH
Can I order a hot dog with mustard added?
INTO JAPANESE
マスタードを加えたホットドッグを注文できますか?
BACK INTO ENGLISH
Can I order a hot dog with mustard?
INTO JAPANESE
マスタード入りのホットドッグを注文できますか?
BACK INTO ENGLISH
Can I order a hot dog with mustard?
That didn't even make that much sense in English.