Vegan Cheese, Mince and Leek Casserole with Rutabaga

Ingredients

• 1 rutabaga (approx. 1.5 kg / 3.33 lbs)
• 2 tbsp olive oil
• 300 g (10.5 oz) leek
• 1 onion
• 1 garlic clove
• 500 g (1 lb) plant-based (raw) mince
• 1 tsp soy sauce
• 1 tbsp agave syrup
• 3 tbsp vegan butter
• 2 tbsp flour
• 500 ml (2 cups) vegetable broth
• 250 ml (1 cup) plant-based heavy cream
• 3 tbsp nutritional yeast
• 200 g (7 oz) vegan shredded cheese
• 1 tbsp water
• 1 tbsp vegetable oil
• salt
• pepper
• nutmeg
• vegetable oil for frying