Expresión idiomática con "ser"

Spanish idioms with "ser"

Many Spanish expressions use the verb ser in an idiomatic way, meaning that they cannot be translated literally.

Esto es pan comido. 
This is a piece of cake.

María es el ojo derecho de su padre.
María is her father's favourite.

Los trapecistas son de película.
The trapeze artists are sensational.

Clever stuff happening!