Answer:

BREADANDBUTTER

Answer	Crossword Clue
BREADANDBUTTER	Primary source of income
BREADANDBUTTER	Pertaining to basic needs
BREADANDBUTTER	Kind of pickle

BREADANDBUTTER	Basic side dish
BREADANDBUTTER	Livelihood
BREADANDBUTTER	Commonplace.
BREADANDBUTTER	Livelihood.
BREADANDBUTTER	Livelihood: Colloq.
BREADANDBUTTER	Source of livelihood
BREADANDBUTTER	Like a thank-you letter
BREADANDBUTTER	Basic

BREADANDBUTTER	Amenity that keeps the restaurant in business?
BREADANDBUTTER	Basic meal
BREADANDBUTTER	Table mates
BREADANDBUTTER	Edible staples
BREADANDBUTTER	Livelihood duo