Preheat oven to 350 degrees.
Line a muffin tray with liners
In a bowl combine all of the dry ingredients.
In a separate bowl, combine the (wet ingredients) pumpkin, melted butter, vanilla extract, and eggs.
Add the wet mixture to the dry mixture and stir until just combined.
Fill muffin liners with batter about 3/4 full using an ice cream scooper.