Crossword Clue:

Its best when cracked

Answer	Crossword Clue
JOKE	It's best when cracked
EGG	It's most useful when cracked
CODE	When it's cracked, it's broken

CODE	When it gets cracked, it's broken
WHIP	It's most useful when it's cracked
ALIBI	It's best when airtight
AUGER	It's best when boring
SENSE	It's best when common
THEICE	It's best when it's broken
ALIBI	It's best when it's airtight
AWL	It's at its best when it's boring