In a bowl or medium container, combine pumpkin puree, chia seeds, milk, honey, vanilla, nut butter, and pumpkin spice. Gently mix until well combined. Let sit in the fridge for 4 hours or overnight.
½ cup pumpkin puree, ¼ cup chia seeds, ¾ cup soy milk, 1 tbsp honey, 1 tsp vanilla extract, 1 tbsp nut butter, 1 tsp pumpkin spice