Pumpkin Baked Oatmeal

Preheat the oven to 350 degrees F and spray a 9x9 baking dish with cooking oil. 2. In a large bowl, whisk together all ingredients except the oats and baking powder until smooth. 3. Add the oats, sprinkle over the baking powder, and stir until the oats are fully coated. 4. Transfer to the prepared baking dish and bake for 35-45 minutes until mostly set. 5. Cool for 15 minutes before serving.