Peel pumpkin, remove the seeds and cut into chunks. Then boil in a medium saucepan with a little quantity of water for 20 min until soft enough.
2
Drain well, let it cool and mash in blender with remaining ingredients.
3
Combine with cold milk and serve in glass with 1-2 ice cubes. Garnish with whipped cream, maple syrup and sprinkle with crushed walnuts and powdered cinnamon, if desired.