Answer:

ADDIN

Answer	Crossword Clue
ADDIN	Cookbook instructions
ADDIN	Recipe direction
ADDIN	Include

ADDIN	Extra component
ADDIN	Mix sugar with the batter, e.g.
ADDIN	Contribute
ADDIN	Bring to the mix
ADDIN	Use as an ingredient
ADDIN	Introduce to the mix
ADDIN	Cookbook phrase
ADDIN	Supplement

ADDIN	Contribute to the mix
ADDIN	Make part of the mix
ADDIN	Supplemental software
ADDIN	Cookbook direction
ADDIN	Mix with
ADDIN	Employ after the start of a recipe
ADDIN	Something extra
ADDIN	Expansion card, e.g.

ADDIN	Computer component
ADDIN	Mix with, as seasonings
ADDIN	Contribute during preparation
ADDIN	Give as a bonus
ADDIN	Find a spot for, say
ADDIN	Supply, as a new ingredient
ADDIN	Computer extra
ADDIN	Include as a bonus

ADDIN	Ice cream parlor choice
ADDIN	Computer expansion card
ADDIN	Recipe phrase