Cinnamon bubble buns

One of my favorite things about cooking and baking is being surround by fantastic smells: freshly brewed coffee, onions and olive oil being cooked together, citrus fruits while being zested or squeezed... Delicious. And to that list I'll add cinnamon - one of my favorite smells and one impossible to hide in the kitchen: it's really evident when there's something in the oven made with cinnamon,