Adapted from http://www.howto-simplify.com/2010/08/muffin-donuts.html
All purpose Flour - 1 3/4 cup
Baking Powder - 1 1/2 tsp
Salt - 1/4 tsp
Cinnamon - 1/2 tsp
Oil - 1/3 cup
Sugar - 3/4 cup
Egg - 1
Milk - 3/4 cup
Vanilla - 1 tsp
Nutella - 3 tbsp
For the coating:
Butter - 1/4 cup
Sugar - 1/3 cup
Cinnamon -1 tsp
Preheat oven to 350 degrees and grease a muffin tin lightly with a little butter.
Combine flour, baking powder, salt and cinnamon in a medium bowl.
Using an electric mixer, beat the egg. Add sugar, oil, milk, vanilla and combine well. Then add the dry ingredients and stir only to combine.
Place 2 tbsp of batter in each muffin hole. Add a tsp of nutella in the center. Cover with another tbsp of mixture. Fill only till 3/4th of the muffin hole. Bake at 350 degrees for 15-20 minutes. While muffins are baking, melt butter in a small bowl. In another small bowl, combine the sugar and cinnamon.
Shake muffins out of the muffin tin while the muffins are still warm.
Dip muffins in the melted butter and then into the sugar and cinnamon mixture. Place on a wire rack and allow to cool.
Makes around 10 regular sized muffins.