Well-mannered
Part of speech: adjective
Definition: Having good manners; polite, courteous and socially correct; conforming to standards of good behaviour.
Refined
Part of speech: verb
Definition: To purify; reduce to a fine, unmixed, or pure state; to free from impurities.
Part of speech: adjective
Definition: Showing or having good feelings or good taste.An absence of coarseness.Not vulgar.Without impurities.
Example sentence: It is not difficult now to make good food because we have sophisticated equipment and refined ingredients. Being innovative also helps you. It sets you apart from other chefs. But taste is king.