I came up with Brookies, a cross between a chocolate chip cookie and a brownie, and Samoa Brownies, a takeoff of the Girl Scouts' famous cookies. Although both use a box of brownie mix, I decided on ...
Here's how each brownie mix stacked up. I made sure to test each box mix fairly. For consistency, I scaled all ingredients with identical measuring cups and used an 8-by-8-inch nonstick pan ...