Chicago designer Diego Rocha won InStyle&rsquo;s 2011 Independent Handbag Designer Award for the Best Handmade Handbag. As the winner, he receives a designer feature on Singer Sewing Company&amp;#8217;s website and Facebook page, as well as a full Singer Sewing Studio and a feature on BurdaStyle.com. Here, Rocha shares the steps he goes through for each [...]