Preheat the oven to 350°F (177°C). Place cupcake liners in a muffin tin and set aside.
In a medium mixing bowl, whisk together egg, pumpkin puree, oil, milk and vanilla.
In a separate bowl, mix together flour, sugars, pumpkin pie spice, baking powder, baking soda, and salt until just combined.
Mix dry ingredients into wet ingredients until just combined.
Fill each liner ¾ of the way with batter. Bake at 350°F (177°C) for 20 minutes. Remove from the oven and allow to cool completely on a wire rack.
In a medium bowl cream together cream cheese, butter, powdered, sugar, maple syrup and vanilla until smooth.
Pipe on frosting or spread on with a knife.
Notes
Store in an airtight container in the refrigerator for up to 3 days or in the freezer for up to 3 months. Allow to come to room temperature before eating.
You can use homemade or store bought pumpkin pie spice.
Garnish with anise stars, pumpkin candies, or pecans.