apple sauce vs applesauce

apple sauce and applesauce both are nouns.

Word	Noun	Adjective	Verb	Adverb
apple sauce	Yes	No	No	No
applesauce	Yes	No	No	No

As nouns, apple sauce and applesauce are synonyms defined as:

apple sauce and applesauce: puree of stewed apples usually sweetened and spiced

apple sauce (noun)	applesauce (noun)
puree of stewed apples usually sweetened and spiced	nonsensical talk or writing
	puree of stewed apples usually sweetened and spiced