Answer:

basil

AnswerCrossword Clue
BASIL"Brenda Starr" mystery man
BASILPasta herb
BASILPesto herb
BASILSpice rack item
BASILPesto base
BASILNigel's screen partner
BASILNigel's acting partner
BASILByzantine emperor
BASILPesto necessity
BASILPesto need
BASILRed curry seasoning
BASILFawlty Towers owner
BASILHoly ... (herb of Thai cuisine)
BASILHerb of the mint family
BASILPasta-sauce ingredient
BASIL... St. John (eye-patch sporter in "Brenda Starr")
BASILPesto ingredient
BASILPasta sauce herb
BASILHerb garden herb
BASILHerb garden staple
BASILCommon herb in Italian cooking
BASILSpaghetti sauce herb
BASILPizza sauce herb
BASILSpice rack choice
BASILSherlock Holmes portrayer Rathbone
BASILSpaghetti sauce ingredient
BASIL"Sweet" herb
BASILRathbone of Sherlock Holmes films
BASILPesto flavoring
BASILSpaghetti sauce seasoning
BASILSpaghetti sauce flavoring
BASILAromatic herb
BASILRathbone of film
BASILPho soup garnish
BASILMint family member
BASILActor Rathbone
BASILSoup herb
BASILHerb in pesto sauce
BASILKitchen spice
BASILGreen stuff