1. 1. Preheat the oven to 350°F (180°C) and grease a baking dish with butter.

2. 2. In a mixing bowl, combine powdered milk, oatmeal, cornmeal, plain flour, and cornstarch.

3. 3. Melt the unsalted butter in a saucepan over low heat and add it to the dry ingredients. Mix well until combined.

4. 4. Press half of the mixture into the bottom of the greased baking dish to form the base layer.

5. 5. In another bowl, prepare the vanilla pudding according to package instructions.

6. 6. Pour the prepared vanilla pudding over the base layer in the baking dish.

7. 7. Drizzle honey on top of the vanilla pudding.

8. 8. Sprinkle white sugar over the honey.

9. 9. Crumble the remaining oatmeal mixture on top of the pudding and honey layers.

10. 10. Bake in the preheated oven for 25-30 minutes or until golden brown.

11. 11. Allow to cool before cutting into bars and serving.