"Copyright law does not protect recipes that are mere listings of ingredients." "Copyright protection may, however, extend to substantial literary expression—a

"Copyright law does not protect recipes that are mere listings of ingredients." "Copyright protection may, however, extend to substantial literary expression—a description, explanation, or illustration, for example—that accompanies a recipe" https://www.copyright.gov/fls/fl122.html https://www.copyright.gov/fls/fl122.html