• 

  Parmesan cheese cubed (1 in.), to taste

  3 ½ - 7 oz

Bolognese Sauce

• 

  mixed vegetables (celery stalk, carrots and onions), cut into pieces

  7 oz
• 

  extra virgin olive oil

  1 ½ oz
• 

  ground beef

  32 oz
• 

  dry white wine

  3 ½ oz
• 

  puréed tomatoes (approx. 15 oz)

  1 can
• 

  salt to taste

  1 - 1 ½ tsp
• 

  ground black pepper to taste

  ½ - 1 tsp

Béchamel

• 

  whole milk

  35 oz
• 

  unsalted butter cut into pieces

  3 oz
• 

  all-purpose flour

  3 ½ oz
• 

  salt

  1 tsp
• 

  ground nutmeg

  1 - 2 pinches

Lasagna Assembly

• 

  unsalted butter (可选的) to grease, plus extra to dot (optional)
• 

  no-boil lasagna pasta sheets approx. 12 sheets (4 in. x 8 in.)

  9 - 12 oz