Potato cauliflower au gratin – Augusta Health

Ingredients

• 1 large potato, chopped
• 1 head cauliflower, chopped
• 2 teaspoons olive oil
• 1 cup sliced leeks
• 1 tablespoon minced garlic
• 1/4 cup all-purpose flour
• 1 cup skim milk
• 1 cup chicken stock
• 2 tablespoons chopped fresh thyme
• 1 teaspoon onion powder
• 1/4 teaspoon sea salt
• 1/4 teaspoon ground black pepper
• 1/2 cup shredded Gruyere cheese
• 2 tablespoons chopped fresh parsley