Ingredients
Instructions
- Preheat oven to 350 degrees F.
- Melt 2 tbsp butter on medium heat.
- Stir in 1 tbsp flour.
- Add the milk in slowly, constantly stirring.
- Stir until it's all well blended and a little bit thickened.
- Add salt and pepper to taste.
- Grease a baking dish.
- Slice potatoes very thin and chop onions finely too.
- Alternate layers of onion and potato.
- Pour sauce over everything.
- Cover with bread crumbs.
- Sprinkle melted butter over it all.
- Bake covered for 1 hour.
- Uncover and bake for 15 minutes more.