1Preheat the oven at 400°F.
2Place the nachos on a cooking sheet covered with parchment paper.
3Add the diced tomato, onion slices, corn and ground chicken.
4Spread the shredded cheddar evenly and put in the oven for 10 minutes, enough to let the cheese melt. In the meantime, prepare the avocado-yogurt sauce.
5In a bowl, purée the avocado, add the yogurt, lemon juice, smoked paprika; add salt and pepper generously.
6Garnish with cilantro and serve with salsa and avocado-yogurt sauce.