Preheat oven to 350.
In a large bowl stir together the flour, baking powder, baking soda, sugar, salt and cinnamon.
Make a well in the center, add the vanilla, wheat beer, milk, and eggs. Stir until just combined.
Line muffin tin with muffin papers, spray lightly with cooking spray.
Place the muffins in the oven, lower temperature to 325. Bake for 20-22 minutes or until tops spring back when lightly touched. Allow to cool.
Stir together the cinnamon and sugar in a small bowl.
Dip the muffin tops in melted butter, then roll gently in the cinnamon sugar mixture.