To cite package ‘cookie’ in publications use:

  Collazos J (2026). _cookie: HTTP Cookies Parser Middleware_. R
  package version 1.0.0, <https://CRAN.R-project.org/package=cookie>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {cookie: HTTP Cookies Parser Middleware},
    author = {Julio Collazos},
    year = {2026},
    note = {R package version 1.0.0},
    url = {https://CRAN.R-project.org/package=cookie},
  }