blogotheme/layouts/_default/rss.xml

<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom">
  <channel>
    <title>{{ if eq  .Title  .Site.Title }}{{ .Site.Title }}{{ else }}{{ with .Title }}{{.}} - {{ end }}{{ .Site.Title }}{{ end }}</title>
    <link>{{ .Permalink }}</link>
    <description>Recent content {{ if ne  .Title  .Site.Title }}{{ with .Title }}in {{.}} {{ end }}{{ end }}on {{ .Site.Title }} - Thanks for using RSS !</description>
    <generator>A special machine that prints octects into text</generator>
    {{ with .Site.LanguageCode }}
    <language>{{.}}</language>
    {{end}}

    {{ with .Site.Author.email }}
    <managingEditor>
        {{.}}{{ with $.Site.Author.name }} ({{.}}){{end}}
    </managingEditor>
    {{end}}

    {{ with .Site.Author.email }}
    <webMaster>{{.}}{{ with $.Site.Author.name }} ({{.}}){{end}}</webMaster>
    {{end}}

    {{ with .Site.Copyright }}
    <copyright>{{.}}</copyright>
    {{end}}

    {{ if not .Date.IsZero }}
    <lastBuildDate>{{ .Date.Format "Mon, 02 Jan 2006 15:04:05 -0700" | safeHTML }}</lastBuildDate>
    {{ end }}

    {{ with .OutputFormats.Get "RSS" }}
        {{ printf "<atom:link href=%q rel=\"self\" type=%q />" .Permalink .MediaType | safeHTML }}
    {{ end }}

    {{ $paginator := .Paginate (where .Pages "Params.displayinlist" "!=" false) -}}
    {{- range $paginator.Pages -}}
    <item>
      <title>{{ .Title }}</title>
      <link>{{ .Permalink }}</link>
      <pubDate>{{ .Date.Format "Mon, 02 Jan 2006 15:04:05 -0700" | safeHTML }}</pubDate>
      {{ with .Site.Author.email }}<author>{{.}}{{ with $.Site.Author.name }} ({{.}}){{end}}</author>{{end}}
      <guid>{{ .Permalink }}</guid>
      <description>
          {{ $.Content | html }}
      </description>
    </item>
    {{- end }}
  </channel>
</rss>