There is a fine line you have to thread while copying instructions, usually you can't copy them verbatim. It is a rather strange quirk, if you rewrite a literar

There is a fine line you have to thread while copying instructions, usually you can't copy them verbatim. It is a rather strange quirk, if you rewrite a literary works you get slammed by the copyright hammer but not with recipes. So a selection of tropes can be copyrightable.