1. Spray an 8 x 8 ovenproof baking dish with non-stick cooking spray. Set aside.
2. In a large bowl add oats, pumpkin pie spice, salt, baking powder, and stir to combine.
3. In another bowl add milk, pumpkin puree, vanilla, and egg. Mix well.
4. Pour wet ingredients into dry ingredients and mix to combine.
5. Pour ingredients into prepared baking dish. Bake for approximately 30-35 minutes or until set.
6. Garnish with sliced bananas, chopped walnuts, and drizzle with honey.