Preheat oven to 350°F and line a muffin tin with 12 liners. Alternatively, you can grease the muffin tin well.
Beat together the melted butter, molasses, and brown sugar.
Add in the egg and beat until mixed.
Add in the baking soda, cloves, ginger, nutmeg, cinnamon, and salt.
Beat in the flour and add the water into the mixture.
Beat in the 1 cup of pumpkin puree and blend.
Use the batter to fill up the muffin cavities all the way.
Bake in the preheated oven for 18 minutes and remove from oven and allow to cool completely for 20 minutes before frosting.
Beat together the softened cream cheese and softened butter.
Add in the vanilla extract, ground cloves, ground cinnamon, and ground nutmeg.
Beat in the confectioner's sugar a little at a time and add the 1 tbsp of milk to cream it together.
