Mediterranean Shepherd’s Pie

Ingredients

• 1 tbsp (15 mL) olive oil
• 2 medium onions, chopped
• 3 lb (1.5 kg) ground Ontario lamb
• 1/2 tsp (2 mL) salt
• 1/2 tsp (2 mL) cracked black pepper
• 3 cloves garlic, minced
• 2 tbsp (30 mL) tomato paste
• 1/2 cup (125 mL) red wine
• 1/2 cup (125 mL) chicken broth
• 1 can (28 oz/796 mL) diced tomatoes
• 1 sprig fresh rosemary
• 1/2 cup (125 mL) chopped Kalamata olives
• 1/4 cup (50 mL) chopped fresh parsley
• 3 cups (750 mL) water
• 2 cups (500 mL) ground polenta
• 3 cups (750 mL) cold milk
• 1 tsp (5 mL) salt
• 1 cup (250 mL) freshly grated Parmesan
• 2 tbsp (25 mL) butter