Follow the box instructions. Line a 9×13-inch baking pan with parchment, then mix the batter from 2 boxes of Ghirardelli ...

Finally, I cooled each batch of brownies in the pan for 20 minutes and then transferred them to a rack to rest for another 20 ...

I'll be honest: even as a food editor and someone who loves to cook, I prefer boxed brownies. I've tried countless homemade ...