Wash and pat dry the chicken. Marinate the chicken for 1 hour with salt, turmeric powder, white pepper powder and ginger garlic paste. Cover and keep aside.
Now add Yoghurt, cumin powder, Lemon juice, Black pepper powder, Mace powder and Nutmeg powder to the chicken. Marinate for an additional 2 hours.
Heat oil in a pan. Add the chicken pieces to the pan, leaving the extra marination behind.
Cook for 15-20 minutes on medium heat till the chicken is all cooked and dry.
During the last 5 minutes, add the onions and bell pepper to the pan to get the juices and masala from the chicken. Serve Hot.