expression, godan verb (-mu)
have a good appetite; eat with relish
Describes eating eagerly or with enjoyment, often because the food is delicious or the atmosphere is pleasant.
今日は天気がいいので、食が進む。
The weather is nice today, so I have a good appetite.
この料理は香りがよくて食が進む。
This dish smells good and stimulates the appetite.