What's the publisher of the book "Silicon Valley Gastronomic Treats"? Give the publisher's name.
publisher name refers to pub_name; Silicon Valley Gastronomic Treats is the title of a book
SELECT T2.pub_name FROM titles AS T1 INNER JOIN publishers AS T2 ON T1.pub_id = T2.pub_id WHERE T1.title = 'Silicon Valley Gastronomic Treats'