YOU SAID:
I eat cream cheese on bagels.
INTO JAPANESE
私はベーグルにクリームチーズを食べます。
BACK INTO ENGLISH
I eat cream cheese in bagels.
INTO JAPANESE
私はベーグルでクリームチーズを食べます。
BACK INTO ENGLISH
I eat cream cheese in bagels.
That didn't even make that much sense in English.