Add the frozen pumpkin chunks to the blender.
Pour in the chilled coconut milk.
Add the ground cinnamon, ground nutmeg, and grated ginger to the blender.
If using, add honey or maple syrup for sweetness.
Blend on high until the mixture is smooth and creamy.
Taste and adjust sweetness or spice if needed.
Pour the smoothie into a glass and serve immediately.
Garnish with a sprinkle of cinnamon or a slice of fresh ginger if desired.
For a thicker smoothie, add more frozen pumpkin or ice cubes.
For a thinner smoothie, add more coconut milk or water.
Blend again until the desired consistency is reached.
Enjoy your refreshing pumpkin spice smoothie!