Translation of "Gruel" in Japanese

Rice gruel is easy to digest.

おかゆは消化しやすいんです。

I also brought some gruel I made. It just needs warming up.

お粥も作ってきました。チンして温めるだけですから。

- When he was young, he was so poor that he virtually had to live on gruel.
- When he was young, he was poor and had to live on rice gruel.

若いときは貧乏でかゆをすすって暮らした。