Name: Marble Frosted Donuts
Prep time: 10 min
Cook time: 10 min
Total time: 30 min
Ingredients: 1 cup + 2 tablespoons all-purpose baking flour; 1/2 cup dark brown sugar; 1/2 teaspoon salt; 1 teaspoon baking powder; 1/2 cup whole milk; 2 1/2 tablespoons unsalted butter, melted; 1 large egg, at room temperature; For the vanilla frosting:; 2 cups confectioners' sugar; 2 tablespoons heavy cream (you may need more); 1 teaspoon vanilla extract; For the chocolate swirl:; 1/2 cup confectioners sugar; 1/2 cup cocoa powder; 3 tablespoons heavy cream