Pumpkin Smoothie

 1 (16 ounce) can pumpkin puree
 2 cups milk
 1/4 cup brown sugar
 2 teaspoons ground cinnamon
 mint leaves for garnish

 Place the pumpkin puree in a freezer bag; store in freezer for at least 24 hours. Heat the bag of pumpkin puree in the microwave on HIGH to soften, 1 to 2 minutes. Pour the milk into a blender. Add the brown sugar, cinnamon, and pumpkin; blend until smooth.

from allrecipe.com