Superb Rigatoni and Cauliflower Au Gratin Recipe - (4/5)

Ingredients

• 9 oz (260 g) rigatoni pasta
• 1 medium cauliflower, in florets
• 1 tbsp (15 mL) butter
• 1 tbsp (15 mL) vegetable oil
• 2 onions, coarsely chopped
• 2 tbsp (30 mL) cornstarch
• 3 cups (750 mL) milk
• 1 1/4 cups (300 mL) grated Parmesan cheese, divided
• 1/2 tsp (2 mL) salt
• 1/2 tsp (2 mL) pepper
• 1/2 tsp (2 mL) ground nutmeg
• 1/4 cup (50 mL) bread crumbs
• 2 tbsp (30 mL) finely chopped fresh parsley