The phrase "a plate on which" is correct and usable in written English.
It can be used to describe a plate that serves as a surface for placing or serving food or items.
Example: "She served the pasta on a plate on which she had arranged fresh basil leaves."
Alternatives: "a plate that holds" or "a plate serving as".
The combination — garnished with nuts, raw long beans, cherry tomatoes and, on one visit, fried pork skin — is piled high on a plate on which a sauce of lime juice, tomato and fish sauce pools.
A monotype is a unique print pulled from a plate on which an image has been incised.
On others, a cathode-ray tube takes the place of the emitter of a regular beam of light by scanning behind a plate on which the matrices appear in transparency.
Fitting it proved a bit of a long-winded affair and, at just under £300, slightly more expensive than planned because we had to wait for a local ironworks to cut us a plate on which it would sit.
There's no hiding place: we watch as he prises shimmering discs of bacon gelée to perch on top of scallops, and dismisses in disgust a plate on which the blob of coconut is not the desired dimension for his blow-torched but otherwise raw mackerel.
The apparatus consists of a plate on which we find a curved support with a sliding base (4), a turning bar (7) and a turning platform (8).
Cliché-verre, also called Glass Print, print made by placing photographic paper beneath a glass plate on which a design has been scratched through a coating of an opaque substance and then exposing it to light.
A protein microarray is a glass plate on which single proteins are bound at distinct positions according to a defined procedure [ 58].
He gave them a lunch backstage, & handed each of them a copper plate on which was engraved a welcome to the Music Hall & the recipient's name.
After centrifugation, equal volume fractions of the supernatants were loaded in a well on an bioassay plate on which the indicator strain Micrococcus luteus ATCC 9341 had been plated.
I have a vintage plate on which there are tiny bowls of different salts just next to the stove.
