Sweet potato: 200g (1 large, peeled and cubed), Black beans (cooked): 150g (3/4 cup), Corn kernels: 75g (1/3 cup), Red bell pepper: 75g (3/4 cup, diced), Onion: 75g (3/4 cup, diced), Garlic: 6g (2 cloves, minced), Whole wheat tortillas: 120g (2 medium), Enchilada sauce: 125ml (1/2 cup), Cheese (reduced-fat, shredded): 50g (1/4 cup), Cumin: 3g (1.5 tsp), Chili powder: 3g (1.5 tsp), Olive oil: 10ml (2 tsp), Cilantro: 5g (1 tbsp, chopped), Greek yogurt: 30g (2 tbsp, for serving), Lime wedges: for serving