Cinnamon Roll Cake is a delicious dessert recipe made with all the ingredients used to make a cinnamon roll. The cinnamon cake is soft, sweet and the perfect dessert for the holiday and festive season. To make this easy cake, you need to whisk together flour, eggs, sugar, baking powder, vanilla and melted butter. Top the batter with cinnamon sugar and bake in a preheated oven. Glaze with powdered sugar and milk and serve either hot, warm or at room temperature.