The phrase "a certain pot of" is correct and usable in written English.
It can be used when referring to a specific but unspecified quantity or type of something, often in a metaphorical or illustrative context.
Example: "In the story, the protagonist discovers a certain pot of gold at the end of the rainbow."
Alternatives: "a particular pot of" or "an unspecified pot of".
A simple use case for this, for example, would be a button that turns on a coffee pot when a certain level of sunlight is detected by a sensor mounted the window.
A comparison of the performances which can be obtained with these two solutions is then made by relying on experimental results obtained on a real induction cooktop heating a pot containing a certain quantity of water.
And, although not as charismatic as a Honda VTEC, the little four-pot has a certain amount of character and a cheeky exhaust note.
My motherly attempts to lure Blue away from a life centered on pot had created a certain degree of tension in our friendship, even though he claimed not to mind.
When played for stakes, each player kicks a certain amount of money in the pot, which the winner will collect when the game is over.
Given the ethereal nature of the fire-spinning community, it seemed fitting we met in an apartment complex turned commune in the Upper Plateau (a neighbourhood that, thanks to the proximity of a certain prestigious university, is a melting pot of condo-inhabiting yuppies, jaded hipsters and perpetually-intoxicated undergrads).
Given the ethereal nature of the fire-spinning community, it seemed fitting we met in an apartment complex turned commune in the Upper Plateau (a neighborhood that, thanks to the proximity of a certain prestigious university, is a melting pot of condo-inhabiting yuppies, jaded hipsters, and perpetually intoxicated undergrads).
Susus are generally made up of groups of family members or friends, each of whom pledges to put a certain amount of money into a central pot each week.
I leave the moral and legal implications to others, but in artistic terms, pot is as fatal to a certain type of creativity as the X Factor.
Participatory budgeting can be used to allocate a certain portion of a city's total budget, or a specific pot of money.
