Answer:

BURGER

AnswerCrossword Clue
BURGERFast-food staple
BURGERFast food order
BURGERDrive-in order
BURGERFrank alternative
BURGERPopular sandwich: Colloq.
BURGERWarren's successor.
BURGERChief Justice
BURGERJustice
BURGERHe succeeded Warren
BURGERRehnquist's predecessor
BURGERFast food
BURGERTurkey ...
BURGERFast-food offering
BURGERFast food staple
BURGERFast-food order
BURGERDrive-in order, often
BURGERBBQ offering
BURGERJustice who wrote the unanimous decision in United States v. Nixon