Ham and Leek Quiche

INGREDIENTS

• 1 batch basic quiche and tart dough (see related recipe at left)
• 1 Tbs. unsalted butter
• 3 cups thinly sliced leeks
• Kosher salt, to taste, plus 1/2 tsp.
• Freshly ground pepper, to taste
• 1 cup diced smoked ham
• 3 eggs
• 1 1/2 cups heavy cream
• Small pinch of freshly grated nutmeg
• 1/4 cup finely shredded Gruyère cheese