How to make Traditional Italian Lasagna

For the bechamel sauce

• 4 tablespoons Butter
• 1 litre Milk
• 4 tablespoons Wheat flour
• 1 teaspoon Salt
• 1 teaspoon Nutmeg

Lasagna´s Ingredients

• 1 kg Ground meat fat-free
• 1 kg italian passata italian (crushed tomato)
• 200 grams Onion chooped in small piece
• 200 grams Carrot
• 4 tablespoons Olive oil

Others ingredients

• 10 sheets of Pasta for lasagna
• 200 grams Grated parmesan cheese