(1) Do you often make pudding? How is it made?
=> 'often', note the spelling 'o-', not 'a-', is a frequency adverb.
=> 'How' is an interrogative adverb.
(2) She is actually a writer; She is quite famous, too.
=> 'actually' is an adverb. You can move it around, like this,
Actually, she is a...