For the Chicken:

• 1 1/2 lbs boneless, skinless chicken thighs or breasts
• 2 tbsp olive oil
• 1 tbsp lime juice (freshly squeezed)
• 2 tsp chili powder
• 1 tsp smoked paprika
• 1 tsp cumin
• 1 tsp garlic powder
• 1 tsp onion powder
• 1/2 tsp oregano
• 1/2 tsp salt
• 1/2 tsp black pepper
• 1/4 tsp cayenne pepper (optional, for heat)

For Serving:

• 8 small corn or flour tortillas (warmed)
• 1 cup shredded lettuce or cabbage
• 1/2 cup diced tomatoes or pico de gallo
• 1/2 cup crumbled cotija or shredded cheese
• 1/2 cup chopped cilantro
• 1 avocado, sliced
• 1/4 cup diced red onion
• Lime wedges, for serving
• Sour cream or Mexican crema (optional)