The only thing better than an apple cider doughnut is an apple streusel doughnut made with fresh macintosh apples, apple cider, and buttermilk. Happy fall!
Pre-heat oven to 350 degrees and lightly spray a doughnut pan with cooking oil.
In a separate medium-sized bowl, whisk together flour, baking powder, cinnamon, and salt.
Evenly distribute batter into prepared pan, filling cavities almost all the way. You can either spoon batter in or put it in a ziplock bag with the corner cut off and pipe it in.
Bake doughnuts for 14-16 minutes, until doughnuts are starting to turn golden around edges and lightly spring back when touched.
In a medium-sized bowl, whisk together confectioners' sugar, milk, and vanilla.