nomnom/layouts/partials/ingredients_ul.html

<ul>
{{ $ingrRoot := 0 }}
{{- range . }}
  {{ if isset . "percent" }}
    {{ with .qt }}
      {{ $ingrRoot := (int .) }}
    {{ end }}
  {{ end }}
{{ end -}}
{{- range . }}
  {{ if isset . "catname" }}
</ul>

<h2>{{ .catname | markdownify }}</h2>
  {{- $prevIngrRoot := $ingrRoot -}}
  {{ partial "ingredients_ul.html" .ingredients }}
  {{- $ingrRot := $prevIngrRoot -}}
<ul>

  {{ else }}
  <li>
    <span class="ingred-text">
      <span
        class="ingred-qt{{ with .qt -}}
        {{ if eq . "QS" }} with_abbrv" title="Quantité Suffisante{{ end }}
        {{- end }}">{{ with .qt }}{{ . | markdownify }}{{ end }}</span>
      {{ with .article -}}
      {{ . | markdownify -}}
      {{- if substr . -1 1 | eq "'" -}}{{ else }} {{ end -}}
      {{/* ^^^ No space only if article ends with an apostrophe */}}
      {{- end -}}
      <span class="ingred-name">{{ .name | markdownify }}</span>
    </span>
    <span class="ingred-baker-percent">
      {{ if not eq $ingrRoot.percent 0 -}}
        {{ with .qt }}
          {{ if not eq . "QS" }}
            {{ mul 100 (div . $ingrRoot.percent) }} %
          {{ end }}
        {{ end }}
      {{- end }}
  </li>
  {{ end }}
{{ end -}}
</ul>