1In a saucepan, mix together 0.5 cup of light brown sugar, 0.5 cup of white sugar, 0.5 cup of pumpkin puree, 0.75 cup of water, and 2 teaspoons of pumpkin pie spice.
2Whisk all ingredients until well combined.
3Bring the mixture to a boil over high heat.
4Reduce heat to medium and let it simmer until it reaches a glossy consistency.