Answer:

sesame

Answer	Crossword Clue
SESAME	Bagel seed
SESAME	Elmo's street
SESAME	Tahini base

SESAME	Bagel variety
SESAME	Bagel type
SESAME	Opening word?
SESAME	Street where Big Bird lives
SESAME	TV street
SESAME	Halvah ingredient
SESAME	Opening remark?
SESAME	Bun seed

SESAME	Asian oil
SESAME	Oilseed plant
SESAME	Keyword for Ali Baba
SESAME	"Open ..."
SESAME	"... Street"
SESAME	Bagel flavoring
SESAME	Bagel choice
SESAME	Cracker flavoring

SESAME	Oil producer
SESAME	Oil source
SESAME	Bun flavoring
SESAME	TV street "where the air is sweet"
SESAME	Big Bird's street
SESAME	Oscar's street
SESAME	"5, Rue ..": French kids' TV show
SESAME	Street "where the air is sweet"

SESAME	Opening word for Ali Baba
SESAME	Title street of kids' TV
SESAME	Snuffleupagus's street
SESAME	Grover's Street
SESAME	Ernie and Bert's street of residence
SESAME	Half of Ali Baba's incantation
SESAME	Tahini ingredient
SESAME	Main ingredient in tahini

SESAME	Ernie's street
SESAME	Opening bid?
SESAME	Bert's street
SESAME	Bert and Ernie's street
SESAME	Opening word