Stir in the pumpkin puree, cinnamon, ginger, nutmeg, and salt. Simmer for another 10-15 minutes until everything is well combined and heated through. Adjust the liquid to your desired consistency with a bit more water or milk if needed.
1 1/2 cups pumpkin puree, 1 teaspoon cinnamon, 1/2 teaspoon ground ginger, 1/4 teaspoon ground nutmeg