01 -
Preheat oven to 425°F (218°C). Place chicken breasts in a baking dish or on a rimmed baking sheet. Pound chicken to an even thickness of about 1 inch. Brush both sides with olive oil. In a small bowl, mix sea salt, garlic powder, chili powder, cumin, smoked paprika, black pepper, and oregano. Sprinkle seasoning evenly over both sides of the chicken.
02 -
Bake in the preheated oven for 17 to 22 minutes, or until internal temperature reaches 165°F (74°C). For a crispier exterior, broil for the last 2 minutes, watching closely. Remove from oven and let rest for 5 minutes before serving.
03 -
In a mixing bowl, combine diced mangoes, red bell pepper, jalapeño (if using), red onion, cilantro, lime juice, lime zest, and sea salt. Gently toss until well combined. Adjust seasoning to taste, if desired.
04 -
Place baked chicken breasts on a serving platter or individual plates. Spoon mango salsa generously over the top. Optionally, serve chicken and salsa separately to allow guests to customize their portions. Garnish with additional chopped cilantro or lime wedges, if desired.