For the pumpkin topping, in a saucepan over medium heat add water, pumpkin chunks, and sugar. cover and sautee until soft. Sprinkle with pumpkin spice and cook for 1 more minute.
In a saucepan, bring water to a boil over medium heat, stir in rice and salt. Reduce heat; cover and simmer for 15 minutes or until water is absorbed.
Stir in milk and sugar. Cook, uncovered, over medium heat for 30-40 minutes or until thickened, stirring frequently. Remove from heat, pudding will thicken while it chills so do not over cook it.
Serve warm or chilled adding the pumpkin topping with the syrup, sprinkle with ground cinnamon.