The most common and most likely answer to this crossword clue is the 6 letter word GRILLE
I've seen this crossword clue in The Guardian
G
R
I
L
L
E
More clues leading to the result GRILLE
- Screen restaurant close to home
- Cook needs the last of cheese grating
- Grating last of cheese to go under cooker
- Grating last of cheese on barbecue
- Mesh not entirely heated
- Asked questions, endlessly grating
- Toast with last bit of cheese after grating
- Screen reporter’s question thoroughly
- Screen question prior to opening of enquiry
- Quiz game ultimately grating
Buddy explains!

The straight part
We know that "grating" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case grating = grille.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does GRILLE mean?
GRILLE noun- A grating; a grid of wire or a sheet of material with a pattern of holes or slots, usually used to protect something while allowing the passage of air and liquids. Typical uses: to allow air through a fan while preventing fingers or objects from passing; to allow people to talk to somebody, while preventing attack.
- On a vehicle, a slotted cover as above, to protect and hide the radiator, while admitting air to cool it.
- A cooking device comprising a source of radiative heat and a means of holding food under it; a broiler in US English
- A cooking device comprising a source of radiative and convective heat and a means of holding food above it; a barbecue.
- Food (designed to be) cooked on a grill.
- A grillroom; a restaurant serving grilled food.
- A type of jewelry worn on the front teeth.
- (by extension) The front teeth regarded collectively.