Shepherd's Pie

Ingredients (24)

• FOR THE MEAT FILLING:
• 2 tbsp unsalted butter
• 1 leek
• 1 medium onion
• 2 medium carrots
• 2 cloves garlic
• 1½ lbs ground lamb
• 1 tsp Kosher salt
• ½ tsp freshly ground black pepper
• 2 tbsp flour
• 1 tbsp tomato paste
• 1 cup beef stock
• 1 tbsp Worcestershire sauce
• 1 tbsp fresh thyme
• 1 tbsp fresh rosemary
• ¼ tsp ground nutmeg
• ½ cup frozen corn kernels
• ½ cup frozen sweet peas
• FOR THE POTATOES:
• 4 to 5 large russet potatoes
• ¼ cup half-and-half
• 6 tbsp unsalted butter
• Kosher
• 1 tbsp fresh parsley