1Preheat oven to 400 degrees.
Grease twelve muffin cups.
In a large bowl,stir together first 9 ingredients.
In another bowl, stir together pumpkin, butter, buttermilk, eggs, molasses and vanilla until blended.
Make a well in center of dry ingredients; add pumpkin mixture and stir just to combine.
Stir in pecans and dates.
Spoon batter into prepared muffin cups.
Bake 20 to 25 minutes or until a cake tester inserted in center of one muffin comes out clean.
Remove to wire rack.
Cool 5 minutes before removing muffins from cups; finish cooling on rack.