The most extraordinary moist Apple Cider Cake made by boiling 2 cups fresh apple cider over medium-high heat reducing to vigorous simmer cooking 15 to 20 minutes until reduced to 1/2 cup syrupy concentrated reduction cooling completely then preheating oven to 350°F greasing and lining two 9-inch pans whisking 2 1/2 cups flour 2 tsp cinnamon 1 tsp apple pie spice 1 1/2 tsp baking powder 1/2 tsp baking soda and 1/2 tsp salt beating 1/2 cup softened butter 1/2 cup oil 1 cup packed brown sugar and 1/2 cup granulated sugar 2 to 3 minutes adding 3 room temperature eggs one at a time then vanilla adding sour cream and apple cider reduction mixing incorporated adding flour mixture folding just combined dividing between pans baking 28 to 32 minutes until toothpick clean cooling completely then beating 8 oz room temperature cream cheese and 1/2 cup room temperature butter silky adding powdered sugar apple cider reduction cinnamon vanilla and salt beating fluffy assembling with frosting between and over layers. A completely perfect moist reduced apple cider butter oil brown sugar sour cream spice cream cheese cider frosting fall celebration cake recipe.