cmc-sales/views/products/index.ctp

<div class="products index">
    <h2><?php __('Product List');?></h2>
    <h3>Choose a Principle to view their Products</h3>
</div>
<div>
    <ul class="principlesList">
        <?php foreach($principles as $principle) {
            echo "<li>".$html->link($principle['Principle']['name'], array('action'=>'view_principle', $principle['Principle']['id']))."</li>";

        }
        ?>
    </ul>

</div>