Take 2 medium size potatoes and cut into pieces.
Now place oil - 1 tablespoon in a pan and heat it up.
Add onion slices, cumin seeds and grated garlic in hot oil. Saute for a minute on medium heat.
As the onion start changes color then add salt, red chili powder, and turmeric powder and stir to mix all the ingredients together.
Add Tomato cubes to make a smooth gravy.
Cook until getting smooth-textured gravy.
Add potato cubes and mix well.
Add 300 ml of water and mix well.
Cover and cook on medium heat until potatoes get soft.
Add black pepper and green chilies slices. Mix well. Cover for 5 minutes to get steamy.
Ready to Serve!