Cinnamon Sugar to Top Cupcakes: (Mix together in small bowl)
Preheat oven to 350 degrees.
Whisk the eggs in a large bowl and then combine with butter, sour cream and vanilla.
In a separate bowl, combine flour, sugar, brown sugar, baking soda, baking powder, salt and cinnamon. Stir ingredients and then combine with the wet ingredients. Mix ingredients for about one minute, or until smooth.
Pour batter into cupcake liners and bake for 16-20 minutes, or until a tooth pick comes clean. Do not over bake!
Allow cupcakes to cool.
For the frosting, combine cream cheese and butter in a large bowl. Beat with mixers until smooth. Slowly add in powdered sugar and continue to mix. Add in vanilla and cinnamon and continue to mix until smooth and creamy.
Frost cupcakes and sprinkle cinnamon sugar on top.