Shepherd's Pie with Potato Crust

INGREDIENTS

FILLING

1 1/2 lb

lean ground chuck

2 tbsp

vegetable oil

1 cup

dry red wine

1 tbsp

tomato paste

3 tbsp

butter

1 1/2 cups

chopped onion

1 1/2 cups

chopped carrots

garlic cloves, minced

3 tbsp

all-purpose flour

2 cups

beef broth

1 tbsp

Worcestershire sauce

1 tbsp

chopped fresh rosemary leaves

1 tsp

chopped fresh thyme leaves

2 1/2 tsp

kosher salt

1 tsp

freshly ground black pepper

1 1/2 cups

fresh or frozen English peas

CRUST

sweet potatoes (about 1 1/2 lb.), peeled and very thinly sliced

large Yukon gold potatoes (about 1 1/2 lb.), peeled and very thinly sliced

Vegetable cooking spray

2 tbsp

butter, melted

ADDITIONAL INGREDIENT

2 tbsp

chopped fresh flat-leaf parsley