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Nancy
Nancy

Nancy is a trusted home cook.

added almost 3 years ago

This article from Britannica may help clarify some basic terms (egg, yeast, b soda and b powder).
http://www.britannica.com/topic/leavening-agent
Note b powder has both b soda and acid, while b soda is used in a batter with acid is provided by another ingredient in the batter.
Last, butter is primarily a fat (about 87%, with the rest being water or liquid).

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