Pizza ___ (white pie) (6)
I believe the answer is:
bianca
(Other definitions for bianca that I've seen before include "Female role in The Taming of the Shrew" , "Kate's sister (Shrew)" , "Cassio's lover (Othello); Katharina's sister (Shrew)" , "Katherina's sister (Taming of the Shrew)" , "Woman" .)