Rigatoni With Ground Turkey

• 1 turkey (ground)
• 240 ml milk
• 160 gr mushrooms (sliced)
• 160 ml bechamel sauce
• 80 gr tomatoes (chopped)
• 40 gr onion (chopped)
• 28 gr porcini mushrooms rehydrate
• 28 gr parmesan cheese
• 16 gr flour
• 16 ml olive oil