Ingredients

• 12 manicotti shells
• 3 eggs
• 1 onion
• 1 ricotta
• 950 ml milk
• 160 gr mushrooms
• 110 gr butter
• 65 gr flour
• 60 gr romano cheese
• 55 gr mozzarella cheese
• 30 gr walnuts
• 7 gr parsley
• 1 gr nutmeg
• some pepper to
• some salt