Varnish 3 VCL to make cache removing cookies

varnish_vcl_remove_cookies.vcl

backend default {
    .host = "localhost";
    .port = "8080";
}
​
sub vcl_recv {
    set req.backend = default;
​
    if (req.url !~ "(/admin)") {
        unset req.http.cookie;
    }
}
​
sub vcl_fetch {
    if (req.url ~ "(/admin)") {
        set beresp.ttl = 0s;
        return (hit_for_pass);
    } else {
        unset beresp.http.set-cookie;
        set beresp.ttl = 15m;
    }
}