Take out the seeds of the black cardamoms and discard the skin of black cardamoms.
Crush the black cardamoms' seeds with a mortar and pestle.
In a medium-size pot, on medium heat, add olive oil, and let it heat up.
Now add onion, sauté until brown.
Add green pepper and 1 inch ginger julienne and mix well.
Now add ginger garlic paste and mix well.
Add tomatoes and keep mix for 5 minutes or until the tomatoes softens.
Next add powdered spices and salt and mix for 20-30 seconds.
Add Chicken and mix well until the chicken changes its color.
Now add whipped yogurt and mix well.
Let it cook for 2 minutes with continous mixing.
Cover the lid and let it cook for 10-15 minutes on medium-low heat or until the chicken is fully cooked.
Uncover the lid.
Give it a good mix.
Turn off the stove.
Garnish with the black cardamoms' seeds that you crushed and ginger.
Serve it immediately with a fresh chapati and naan.