Combine the buttermilk, coffee, and vanilla and set aside.
Beat the butter and sugar until fluffy and creamed. Add the eggs one at a time, beating well after each.
Add the flour and milk mixtures in alternating batches, beginning and ending with the flour. Combine cream cheese, powder sugar and vanilla extract; mix until smooth and set aside.
Spoon batter into prepared muffin pan 1/2 way; top with 1 tsp. cream cheese mixture; add 1 maraschino cherry and press gently. Bake for 18 - 20 minutes.
Cool completely.
Dust with powder sugar or top with whipped cream and seasonal fresh fruit(optional)