Pumpkin Cupcakes with Burnt Marshmallow Frosting

Name: Pumpkin Cupcakes with Burnt Marshmallow Frosting
Cook time: 1 h
Total time: 1 h
Cuisine: American
Ingredients: 2 1/2 cups all-purpose flour; 2 teaspoons ground cinnamon; 1 teaspoon baking powder; 1 teaspoon baking soda; 1 teaspoon kosher salt; 1/2 teaspoon ground nutmeg; 1/2 teaspoon ground cloves; 2 cups packed light brown sugar; 4 large eggs; 2 sticks unsalted butter, melted; 1 15-ounce can pure pumpkin puree; 2 teaspoons pure vanilla extract; 2/3 cup granulated sugar; 1/4 teaspoon cream of tartar; 4 large egg whites; Pinch of salt