What would a Klondike bar, a Dove bar, or any self-respecting ice-cream-bar-on-a-stick be without a chocolate coating? Just everyday ice cream. In fact, it’s those little melt-in-your-mouth shards of chocolate that turn it into a treat. So why not punch up your favorite ice cream with a crisp, ready-to-crack chocolate shell? This chocolate sauce mimics Smucker’s popular “Magic Shell,” hardening seconds after it hits the ice cream. And yet—not surprisingly—this homemade shell has a deeper, richer flavor than the commercial squeeze-on topping. It comes together in no time with only two ingredients: chocolate and coconut oil. Virgin coconut oil (which solidifies at room temperature, so it looks more like shortening than oil) makes the…