<http://schema.org/recipeIngredient>
"2 ounces &lt;span class='ingredient'&gt;chocolate&lt;/span&gt; (61 to 70 percent cocoa solids)"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.cookstr.com/recipes/chocolate-layer-cake-with-milk-chocolate-frosting/print>