Answer:

oyster

Answer	Crossword Clue
OYSTER	Kind of cracker
OYSTER	Stew morsel
OYSTER	Hard-shell treat

OYSTER	Mother of pearl?
OYSTER	Grayish-white
OYSTER	Edible bivalve
OYSTER	Zinc-rich delicacy
OYSTER	"... the world's mine ...": Shak.
OYSTER	MOTHER OF PEARL?
OYSTER	Seafood in a shell
OYSTER	Raw bar item

OYSTER	Source of an advantage, figuratively
OYSTER	Pearl harborer
OYSTER	Raw bar choice
OYSTER	Starfish's prey
OYSTER	It might be shucked
OYSTER	Seafood appetizer
OYSTER	Blue ... Cult
OYSTER	Pearl producer

OYSTER	Food in a shell
OYSTER	Pearl harborer, perhaps
OYSTER	Bluepoint, e.g.
OYSTER	Shucked shellfish
OYSTER	Bed denizen
OYSTER	Seafood with a shell
OYSTER	Edible mollusk
OYSTER	Shade of white

OYSTER	Clam kin
OYSTER	Pearl source
OYSTER	Gem holder, maybe
OYSTER	Off-white color
OYSTER	Mollusk on menus
OYSTER	One in a bed
OYSTER	Uncommunicative one
OYSTER	Certain stew ingredient

OYSTER	Meat rich in zinc
OYSTER	Shellfish that's shucked
OYSTER	"The world's mine ..., which I with sword will open."
OYSTER	Prolific bivalve.
OYSTER	... Bay, home of T. R.