粗茶淡饭

粗茶淡饭

Literally means:

plain tea and simple food

Actually means:

It refers to simple, home-made food. It is often used to describe a simple and frugal life style. Sometimes it is a polite formula used by the host to show his modesty when entertaining other people at home.

指简单普通的饭食，多用来形容生活节俭简朴。有时用作请客吃饭时的客套话，表示主人的谦虚。