Mexican politician once cooked with lard (8)

I believe the answer is:

calderon

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

'mexican politician' is the definition.
I don't know anything about this answer so I can't tell whether this works.

'once cooked with lard' is the wordplay.
'cooked with' is an anagram indicator (letters cooked into a new form).
'once' with its letters anagrammed with 'lard' makes 'CALDERON'.

Can you help me to learn more?

I've seen this clue in The Independent.

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.