Dorie Greenspan's Quintuple Chocolate Brownies

A qualified !-*-*INSANE*-*-! brownie... from Dorie's cookbook: Baking From My Home to Yours. Dorie has done it again. These are A-M-A-Z-I-N-G!!These Quintuple Chocolate Brownies (which are more on the fudgy side than cakey) incorporate FOUR kinds of chocolate: unsweetened, bittersweet (or semi), milk and white. The milk is left as "chunks" within the finished product, and the white chocolate acts