"Raspberry Nutella Mug Cake boasts fluffy chocolate cake with a molten center of Nutella and raspberry preserves...but best of all, it's portion-controlled and ready to eat in just a few short minutes! Oh, how I love a good mug cake. And based on our most popular recipes of 2015, so do y'all! ;) So today I'm back with my newest favorite rendition of microwave cake in a mug...Raspberry Nutella Mug Cake! I basically took my tried and true One-Minute Chocolate Peanut Butter Mug Cake and tweaked it just a tad, which ama..."