So I was experimenting with another recipe from  The America's Test Kitchen Family Baking Book .  It ended up tasty enough that I was asked for the recipe. These brownies ended up fudgy in the middle with a kind of crunchy shell on top. I ended up with this:   Stacey's Fudgy Brownie with Crunchy Shell Ingredients  4 oz semi-sweet 62% Scharffen Berger chocolate  2 oz unsweetened 99% Scharffen Berger chocolate  8 tbs (1 stick) unsalted organic butter  1/3c unsweetened cocoa powder, organic (Dagoba)  1 1/2c granulated sugar, organic  3 eggs, organic  2 tsp vanilla extract  3/4 tsp salt  1c flour, organic  3/4c milk chocolate chips (Guittard)   9x9" baking pan   Adjust oven rack to higher middle position and preheat to 350F.  Line a 9x9" baking pan with foil and grease it - leave enough foil on the edges so that you can use it to lift the brownies out later.  I used olive oil, but you can use butter or any other type of oil you like.   Put the chocolate (not the chi...