Cut the stem of the raw banana and boil till cooked. To check prick the banana with a fork or knife. When the banana is cooked it easily goes in.
Cool the banana a bit and then peel off the skin. Cut it to desired sizes.
Add oil to a hot pan. Add cumin and mustard when they splutter, add chana dal and urad dal. Fry until golden. Then add curry leaves and ginger. Fry until the raw smell disappears.
Add sliced onions, chili. Fry until the onions turn transparent.
Add salt and turmeric. Stir well.
Add the cubed banana and then fry for about 2 to 3 minutes.
Cover and cook on a low flame for 2 to 3 minutes. If the banana is not cooked. Sprinkle some water and cook further.
You can mash the banana a bit if you like. Add chopped coriander leaves. Stir well.
Serve aratikaya kura with plain rice and rasam or sambar.