<http://schema.org/recipeIngredient>
"3 average-sized/1\u00BD lbs baking &lt;span class='ingredient'&gt;potatoes&lt;/span&gt;, thinly sliced"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.cookstr.com/recipes/potato-and-mushroom-gratin>