core + attic (Attic Area): these terms have been either depricated from the core or extentions, or removed from pending as not accepted into the full vocabulary.

ingredients

Canonical URL: http://schema.org/ingredients

Thing > Property > ingredients

A single ingredient used in the recipe, e.g. sugar, flour or garlic.

Usage: Between 10,000 and 50,000 domains
Values expected to be one of these types
Text
Used on these types
Recipe
supersededBy
recipeIngredient

Schema Version 3.2