Quiche Lorraine

Ingredients

• 1 pie crust, 9-10-inch
• 14 lb bacon or 14 lb pancetta, finely diced
• 1 large leek, sliced washed and dried
• 1 tablespoon butter
• 3 large eggs
• 1 cup half-and-half or 1 cup milk
• 14 teaspoon grated nutmeg
• 14 teaspoon ground mustard
• kosher salt
• fresh ground black pepper
• 12 lb gruyere, grated
• 2 tablespoons grated parmesan cheese