You've seen the cocoa bomb, right? It's the perfect trend to try in February. It's still cold enough to warm up with a cup of hot chocolate, plus, you can theme them for Valentine's Day! Making your own is a lot easier than you might think. Mandy Merriman shares how to make a batch of chocolate bombs filled with all kinds of goodies. She shares the trick for a crack-less finish, and how to seal them up tight.