Preheat oven to 400°F (200°C). Mix 2 tablespoons (30 ml) of the Piri Piri Seasoning and 1/2 teaspoon (2 ml) of the salt in small bowl. Sprinkle seasoning mixture under skin and over surface of chicken thighs, coating on all sides. Place in single layer in center of large parchment-lined shallow baking pan.