Begin by preheating your oven to 350 degrees.
Spray an 8x8 casserole dish with non-stick spray.
In a medium mixing bowl combine the oatmeal, cinnamon, brown sugar, nutmeg, all spice, salt, and pumpkin pie spice. Mix well with a large spoon.
Combine the pumpkin puree, vanilla extract, milk, honey, and eggs in a large mixing bowl.
Add the oatmeal mixture to the large mixing bowl and mix well.
Pour into an 8x8 casserole dish and bake for 40 to 45 minutes or until edges are golden brown.