Green lasagne with ragù, First dishes - Glem Gas

Ingredients

• 500g green pasta made with eggs
• 3 knots sausage
• 300 g minced beef
• 120 g carrots
• 150 g onions
• 1 celery
• 2 bay leaves
• 400 g tomato sauce
• 1 glass of White wine
• extra virgin olive oil
• salt, pepper
• 1,5 l milk
• 140g of flour
• 100 g butter
• parmesan as required, butter