In a small bowl combine lemon juice, 1-1/2 teaspoons of the turmeric, the paprika, garlic, salt, garam masala, allspice, and cayenne.
Loosen chicken skin slightly and rub spice mixture under skin. Place drumsticks and thighs (skin-side up), in a shallow roasting pan. Combine remaining turmeric and oil; brush on chicken. Cover and chill for 2 to 4 hours.
Bake, uncovered, in a 400 degree F oven for 40 to 45 minutes or until a meat thermometer inserted into thickest portion registers 180 degree F. Makes 4 servings.