Preheat oven to 375°F.

In a mixing bowl, combine sugar and egg. Add flour, baking powder, and salt and mix well. Finally, add the milk, vanilla bean paste and melted butter. Mix until completely blended and dry ingredients are incorporated with the wet.

Spoon into greased or paper lined muffin pans, filling 2/3 full.

Combine sugar and cinnamon and sprinkle over muffin tops.

Bake for 20 minutes or until toothpick inserted into the center comes out clean.