In a large bowl sort together the flour, brown sugar, white sugar, baking soda, baking powder, salt cinnamon, nutmeg, allspice, and ginger.
In a small bowl stir together the pumpkin puree, pumpkin ale, eggs, vanilla extract, melted butter and canola oil.
Add the wet ingredients to the dry ingredients and stir until just combined.
Spray 12 muffin tins with cooking spray.
Scoop the batter into the well of a muffin tin to about 2/3 full.
In a food processor, add the graham crackers and process until reduced to just crumbs.
Add the flour, brown sugar and salt, pulse to combine.
Add the melted butter and process until well combines.
Scoop about 1-2 tbs graham cracker mixture on top of the muffin batter.
Bake at 350 for 18-22 minutes or until top spring back when lightly touched.
Notes
Optional add in's (stir in the batter just before pouring into the muffin tins):
2/3 cup raisins,
2/3 cup chocolate chips,
2/3 cup dried cranberries or cherries,
1/2 cup chopped pecans