Crossword Genius

Is it said to give an inviting flavour? (5)

Ross

I believe the answer is:

cumin

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

'flavour?' is the definition.
Although both the answer and definition are singular nouns, I cannot understand how they can define each other.

I can't explain the remainder of the clue.

Can you help me to learn more?

(Other definitions for cumin that I've seen before include "Mediterranean plant with aromatic seeds" , "Curry powder ingredient" , "relief from wind" , "Aromatic (curry) spice" , "Spice seeds" .)

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