0 Preheat your oven to 350°
1 Combine 4 medium peeled and diced apples with 2 tablespoons of all purpose flour, 1/2 cup of brown sugar, 1 teaspoon of ground cinnamon and 2 tablespoons of apple cider or lemon juice in a large bowl. Mix until everything is evenly distributed and set aside for now
2 In a large bowl, combine 8 tablespoons of melted butter with 2 large eggs, 3/4 cup of brown sugar, 1/4 cup of apple sauce, 1/2 cup of greek yogurt or sour cream and 2 teaspoons of vanilla extract in a large bowl and whisk until fully combined
3 Add 2 cups of all purpose flour, 1 teaspoon of baking powder, 1/4 teaspoon of baking soda, 1/2 teaspoon of salt, 1 teaspoon of ground cinnamon and 1/2 teaspoon of nutmeg and mix until just combined
4 Add about half of the cake batter into a generously greased 9-10” oven safe skillet or deep baking dish
5 Spread half of the apples over the batter and cover the apples with the remaining batter
6 Spread the remaining apples and juices over the top of the batter and sprinkle with course sugar (optional)
7 Bake uncovered in a 350° oven for 50-55 minutes or until a toothpick will come out of the center of the cake mostly clean
8 Transfer the baking dish onto a cooling rack to cool for about 10 minutes
9 While the cake is cooling, whisk 1-2 tablespoons of apple cider and a tablespoon of heavy cream or milk into 1 1/2 cups of sifted confectioners sugar until smooth
10 Drizzle the glaze over the warm cake and enjoy