Steps

1. Poach the potatoes, mash them along with the powdered milk
2. Coat the bottom and sides of the baking dish with oil, then spread a thin sheet of breadcrumbs over the oil
3. In a skillet, cook the ground beef with olive oil
4. Lay a 1/2 cm thick layer of the mashed potatoes on the bottom of the baking dish, add on top the cooked ground beef and spread evenly
5. Add a 2nd layer of potatoes on top, spread a thin layer of olive oil on top and sprinkle bread crumbs on top of that
6. Bake @ 180 C for 30 in, then broil for 5 min