<a class="link" rel="nofollow" target="_blank" href="http://www.popsugar.com/food/Fourth-July-Pop-Rocks-Fireworks-Cakes-35097573"></a><p>Let's take the patriotic red, white, and blue cake to a whole new level. These firecracker cakes contain a popping surprise. Pop Rocks fill the core, so as guests take a bite, the sparkling treat sizzles just like the real thing. </p><br /></i></a> Adapted from
