No-Bake Caramel Apple Cake

No-Bake Caramel Apple Cak Ingredients: For the apple: 1 large apple, cored and finely chopped 2 tablespoons salted butter 1/4 cup brown sugar 1 teaspoon cinnamon 1/4 teaspoon nutmeg 1 teaspoon vanilla extract To combine: 1 package (14.4 oz) graham…