POMMES ANNA WITH TURNIP, CARROTS AND WALNUT GRATIN

Ingredients

• 1 medium-sized turnip, about 1 lb (500 g)
• 4 large russet potatoes
• 2 jumbo carrots
• ¼ cup (60 ml) olive oil, plus extra
• ¼ cup (125 ml) unsalted butter, melted
• 1 tbsp (15 ml) dried leaf thyme
• 2 tsp (10 ml) smoked paprika
• 1 tsp (5 ml) salt
• 1 tsp (5 ml) black pepper
• ½ cup (125 ml) chopped walnuts
• ½ cup (125 ml) fresh ground bread crumbs
• ⅓ cup (75 ml) coarsely grated Parmesan
• ½ tsp (2 ml) dried leaf thyme