<http://schema.org/recipeIngredient>
"4 or 5 cooked &lt;span class='ingredient'&gt;chestnuts&lt;/span&gt;, cut into bite-size pieces"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.cookstr.com/recipes/farro-with-butternut-squash-and-chestnuts>