Name: Cinnamon Roll Cupcakes
Prep time: 10 min
Cook time: 20 min
Total time: 30 min
Yield: 24 cupcakes
Ingredients: ½ cup unsalted butter (room temperature); 1 ¼ cups granulated sugar; 3 large eggs; 1 large egg yolk; 1 ½ cups sifted cake flour; 1 teaspoon salt; ¼ teaspoon baking powder; ¼ teaspoon baking soda; ½ cup sour cream; 3 tablespoons vegetable oil; 1 ½ teaspoons vanilla extract; ½ cup unsalted butter, melted; ⅓ cup packed light brown sugar; 1 tablespoon all-purpose flour; 1 ½ teaspoons ground cinnamon; 1 teaspoon vanilla extract; 1 cup unsalted butter, room temperature (2 sticks); 6 ounces cream cheese (room temperature); 1 ½ cups confectioners sugar; 2 tablespoons heavy cream (cold); 1 teaspoon pure vanilla extract; ½ teaspoon ground cinnamon; Pinch salt