Candied Yams

Bahan-bahan (6 porsi)

• ½ cup unsalted butter
• 6 yams (peeled and sliced ⅓" thick (approx 3 ½ pounds))
• 1 cup brown sugar
• 1 teaspoon cinnamon
• ½ teaspoon pumpkin pie spice
• Kosher salt (to taste)