YOU SAID:

you have to eat what you can't

INTO JAPANESE

食べられないものを食べなければならない

BACK INTO ENGLISH

I have to eat what I can't eat

INTO JAPANESE

食べられないものを食べなきゃ

BACK INTO ENGLISH

I have to eat something I can't eat

INTO JAPANESE

食べられないものを食べなきゃ

BACK INTO ENGLISH

I have to eat something I can't eat