JQuery, как удалить все option из select

<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<form>
  <select onchange="myFun(this.options[this.selectedIndex].value)">
    <option value="" disabled selected></option>
    <option value="1">Text1</option>
    <option value="2">Text2</option>
  </select>

  <select id="mySelect">
    <option value="" disabled selected></option>
    <option value="1">Text1</option>
    <option value="2">Text2</option>
  </select>

  <legend>Поиск</legend>
  <p><input type="submit" value="Искать"></p>
</form>

<script>
  function myFun(id) {
    $('#mySelect').find('option').remove();
  }
</script>