For the tomato sauce:
1 small canned mushroom spaghetti sauce
400gm of minced beef
2-3 large onions - diced
5-6 cloves of garlic - crushed
1 can of button mushroom
lasagne sheets
good amount of mozarella cheese
pinch of salt
1-2 cups of water
Saute' the onion and garlic. Add the minced beef, mushroom and sauce. Add some water and stir until cooked. Season well.
For the white sauce:
6 tbsp butter
1/2 cup plain flour
4 cups = 1 liter milk
salt and pepper
Melt the butter in a big pan. Add the flour. Stir until well mixed. Pour milk and continuously stir until it thickens. Season to taste.
Grease a casserole dish. Put some of the tomato sauce as the base. On top of this, arrange the lasagne sheets to form a layer of the pasta. Put another batch of tomato sauce. Then a batch of the white sauce. Place a good layer of grated cheese. Repeat the layers of pasta, tomato sauce, white sauce and cheese. Make sure the last (top most) layer is a generous amount of cheese.
Bake in the oven at 160C until golden brown.