Chocolate Beer Cupcakes

I had this rainbow chip frosting left over from the vanilla cupcakes I made for a Friend's birthday so I used that for these cupcakes instead of the frosting recipe with these cupcakes. I love beer, so of course I love cooking and baking with it. Here's the link to the recipe

http://bromabakery.com/2015/01/chocolate-stout-cupcakes.html