Ingredients
1 package yellow cake mix (regular size)2 tablespoons butter4 medium tart apples, peeled and finely chopped (about 4 cups)3/4 cup packed brown sugar1 tablespoon cornstarch1 tablespoon waterFROSTING:1 cup butter, softened3 cups confectioners’ sugar2 tablespoons heavy whipping cream1 teaspoon vanilla extract1-1/2 teaspoons ground cinnamonThinly sliced apples, optional
Preparation
Prepare and bake cake mix according to package directions for 24 cupcakes; cool completely.
In a large skillet, heat butter over medium heat. Add apples and brown sugar; cook and stir until apples are tender, 10-12 minutes. In a small bowl, mix cornstarch and water until smooth; stir into pan. Bring to a boil; cook and stir until thickened, 1-2 minutes. Remove from heat; cool completely.
Using a paring knife, cut a 1-in.-wide cone-shaped piece from top of each cupcake; discard removed portion. Fill cavity with apple mixture.
In a large bowl, combine the 5 frosting ingredients; beat until smooth. Frost cupcakes. If desired, top with apple slices to serve.