C.S.
This is my FAVORITE all time brownie recipe. It makes a nice cakey brownie.
YUMMY!
http://www.tasteofhome.com/recipes/Marble-Brownies
Hmm....That link is for a microwaved version. Not too sure about that.
Try this:
http://www.epicurious.com/recipes/food/views/Cheesecake-M...
And then just sprinkle some chocolate chips on top before baking. :)