ほどほどに

in moderation

→ 程々
phrase Rare #40,678
in moderation Used to advise someone not to overdo something. It commonly appears with する, as in ほどほどにする, meaning “to do something in moderation.”
JA: 甘いものはほどほどにね。
EN: Go easy on the sweets.

ワインはほどほどに

Don’t drink too much wine.

ほどほどにしなさい

Don't overdo it.

酒を飲むのはほどほどにするように

Try to drink alcohol in moderation.

でもほどほどにすべきだ

But you should keep it in moderation.

— イル・ポスティーノ (1994)