Cut slits across the defrosted drumsticks on both sides.
Mix the dry ingredients in a bowl: ginger powder, garlic powder, cayenne pepper, paprika, black pepper, turmeric powder, salt, garam masala, coriander, cumin. Add lemon juice and yogurt and mix well.
Marinate chicken thoroughly with the spice mix. Let it marinate for at least 1 hour.
Pre-heat air fryer for 5 minutes @390 degrees F.
Put the chicken in a single layer in the air fryer and spray with oil. Air fry chicken @390 degrees F for 10 minutes.
Turn chicken over and spray with oil. Air fry @390 degrees F for another 10 minutes. Check for a chicken internal temperature of >165 degrees F