01 - In a large mixing bowl, combine olive oil, lemon juice, garlic, cumin, coriander, paprika, turmeric, cinnamon, ginger, black pepper, cayenne pepper, and salt. Whisk until thoroughly incorporated.
02 - Add chicken thighs to the bowl and toss vigorously to ensure even coating. Cover and refrigerate for at least 30 minutes, up to 4 hours for maximum flavor penetration.
03 - Preheat oven to 400°F. Line a baking sheet with parchment paper. Arrange marinated chicken pieces skin-side up, ensuring proper spacing for even heat circulation.
04 - Roast for 35 minutes until skin is golden and crispy. Verify internal temperature reaches 165°F at the thickest part using a meat thermometer.
05 - Transfer to a serving platter. Sprinkle with fresh cilantro and accompany with lemon wedges for bright acidity.