<http://schema.org/thumbnailUrl>
<http://www.bonappetit.com/wp-content/uploads/2011/03/tortellini_gratinata_with_mushrooms_and_parsnip_bechamel-150x150.jpg>
<http://www.bonappetit.com/test-kitchen/cooking-tips/article/our-baked-pasta-cheat-sheet>