I have been trying to figure this out as well. I know it can be done probably pretty painlessly. Take a look at this. I think you need to add the genesis grid loop to your site -but not sure how you tie it in with the plugin. I am absolutely not a developer but I am so desperate that I am actually trying to figure this out myself……
http://www.wpsquare.com/display-blog-posts-two-columns-genesis-grid-loop/
http://wpsmith.net/2011/genesis/using-genesis-featured-widget-amplified-plugin-an-in-depth-developers-look-with-examples/#comments
I am not sure if that will be any help to you
