Coffee and Pecan Cupcakes

I got the recipe for these cupcakes from Divine Cupcakes by Tamara Jane. I thought her recipe for caramel icing might be too rich paired with this sponge so I topped them off with a coffee buttercream icing instead. 

http://judyoz.com/ccp0-prodshow/divine-cupcakes-tamara-jane-new-cookbook.html