So, IMHO, It really is probably most effective to be as comprehensive as is possible adding the Schema.org markup where by it matches your material and use Open Graph metadata. They are doing a little various, but complementary items. Google recipe snippets surface for informational queries related to foods recipes. https://www.presta-addons-modules.com/en/opencart-seo-automatic-google-rich-snippets-json-ld-integration-opengraph-twitter-tags-schemaorg.html