Preheat oven to 375 degrees Fahrenheit (190 degrees Celsius)
Prepare chia eggs by combining chia seeds and water. Set aside.
In a big bowl combine oat flour, coconut sugar, baking soda, baking powder, cinnamon, and nutmeg.
Add pumpkin, chia eggs, and nut milk. Stir until all ingredients are combined.
Line a muffin/cupcake tin with 10 to 12 standard baking cups.
Fill baking cups evenly with batter.
Put in the oven for 20 minutes.
Let cool and enjoy!