Orange buns: so unassuming at first glance! But don’t let them fool you. These small buns are light and sweet throughout, with some caramelization on their bottoms from the orange-sugar filling. Then they are topped with even more orange in the form of icing that makes for a perfect, mini-sized bite. I still use my Sweet Dough recipe for mini cinnamon rolls, and after many tries, found splitting the dough…