In a bowl, whisk together garlic, coriander, salt, black pepper, paprika, cumin, cayenne, harissa paste, lemon and olive oil.
Pour marinade over chicken and mix until chicken is coated evenly. Store in fridge for at least 1 hour before cooking.
When ready to cook, preheat the oven to 400°F (200°C).
Place chicken thighs in a baking dish and pour remaining marinade over top.
Bake chicken for 35 minutes or until the internal temperature of chicken in 165°F (74°C).
Turn the oven broil and place the dish on the top rack for 2 to 3 minutes until the skin of the chicken becomes crisp and golden.
Serve immediately and enjoy!