lithium\net\http\Response::$cookies

public property

Cookies to be set in this HTTP response, usually parsed from Set-Cookie headers.

Cookies are stored as arrays of $name => $value where $value is an associative array or an array of associative arrays which contain at minimum a value key and optionally, expire, path, domain, secure, and/or httponly keys corresponding to the parameters of PHP setcookie().

Source

	public $cookies = [];