Shomer Shabbat
...that the supervisor of a kosher restaurant is required to be a Shomer Shabbat, a Jew who observes the Sabbath?
...that the <a href="./Mashgiach" id="mwAoM" rel="mw:WikiLink" title="Mashgiach">supervisor</a> of a <a class="mw-redirect" href="./Kosher" id="mwAoQ" rel="mw:WikiLink" title="Kosher">kosher</a> restaurant is required to be a <b id="mwAoU"><a href="./Shomer_Shabbat" id="mwAoY" rel="mw:WikiLink" title="Shomer Shabbat">Shomer Shabbat</a></b>, a Jew who observes the Sabbath?