Crossword Genius

Heard cooks' gratings (7)

Ross

I believe the answer is:

grilles

I'm a little stuck... Click here to teach me more about this clue!

'gratings' is the definition.
(grille is a kind of grating)

I cannot understand how the rest of the clue works.

Can you help me to learn more?

I've seen this clue in The Mirror.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.