how to make cannabutter with hash

how do i make cannabutter with hash? does the rolling boil method work?

Get a copy of the feel good cook book best book for people who love to get high by eating and who love to cook http://search.barnesandnoble.com/booksearch/isbnInquiry.asp?r=1&ISBN=9781418446086&ourl=The-Feel-Good-Cookbook/Sue-M-Watson you can get the book from any bookstore thay tell you how to make the real butter and thay give some of the profit to help the medical Marijuana movement