Put the trimmed chicken drumsticks in a bowl and add the salt, chili powder, red pepper flakes, garlic powder, ketchup (or tomato paste), soy sauce, lemon juice, paprika, and olive oil.
½ teaspoon salt, ½ teaspoon chili powder, ½ teaspoon red pepper flakes, 1 teaspoon garlic powder, 1 tablespoon ketchup, 1 tablespoon soy sauce, 1 tablespoon lemon juice, 1 teaspoon paprika, 2 tablespoon olive oil