laravel 5.1 button visibility on auth::check

trying to make a button visible (ex. Admin Panel button) in my navbar on layout.blade.php file if Admin is logged in. how to write the code?

                    <ul class="nav navbar-nav  navbar-right">
                          <li><a href="/">Home</a></li>
                          <li><a href="/farmerPoint">Point List</a></li>
                          <li><a href="/crop">Crop List</a></li>
                          <li><a href="/AboutUs">About Us</a></li>
                          <li><a href="/SiteAdmin">Site Admin</a></li>
                          <li><a href="/ContactUs">Contact Us</a></li>
thisbutton  ----------->  <li><a href="/AdminPanel">Admin Panel</a></li>
                          @if(Auth::guest())
                          <li><a href="/login">Log in</a></li>
                          @else
                          <li><a href="/logout">Logout</a></li>
                          @endif
                       </ul>

via Chebli Mohamed