Donut Muffins

Directions

1. 1
   Set the over at 375 degrees.
2. 2
   Butter a 12-cup muffin tin and set aside.
3. 3
   In a large bowl, whisk the flour, sugar, baking powder, and salt just to blend them.
4. 4
   In another bowl, whisk together the egg, oil, buttermilk, and sour cream.
5. 5
   Add the buttermilk mixture to the flour mixture.
6. 6
   With a wooden spoon, stir until the mixture is combined.
7. 7
   Spoon the batter into the muffin tins, filling each right up to the top.
8. 8
   Bake the muffins for 20 minutes or until they are firm and golden and a skewer inserted into the center comes out clean.
9. 9
   Let the muffins cool in the tin for 5 minutes.
10. 10
    To make the coating:.
11. 11
    In a small saucepan melt the butter.
12. 12
    In a large shallow bowl, combine the sugar and cinnamon.
13. 13
    Stir well.
14. 14
    While the muffins are still hot, turn them out of the tin.
15. 15
    Brush each muffin with melted butter.
16. 16
    Roll in the cinnamon-sugar mixture.