The most delicious dinner! I learned this old recipe in an Italian village.

Ingredients:
1 onion.
3 cloves of garlic.
2 raw sweet peppers.
600 g minced meat.
2 tomatoes.
150 g tomato sauce.
200g Pipe Rigate pasta.
40g butter.
20g flour.
500 ml milk.
150 g hard mozzarella cheese.
Some vegetable oil.
Salt, ground black pepper, dried ground sweet paprika, dried ground nutmeg to taste.