wat iz blanche? or who iz blanche?

Answer 1

Blanche Dubois is a character in "Streetcar Named Desire".
To blanch green veggies is to dip them into boiling water, then cold water to crisp them up.
Beyond this, I don't know.
Good luck.

Answer 2

First you'll need to be more specific. What blanche are you talking about? Second, you'll need to learn how to spell 'what' and 'is'.