firstly, peel the skin of 2 raw banana (approx. 400 grams).
slice the raw banana to slight thick size. you can alternatively cut in cubes.
add ¼ tsp turmeric, 1½ tsp sambar powder, ¼ tsp pepper and ½ tsp salt.
coat the spices well to raw banana. keep aside.
now in a large kadai heat 2 tbsp oil and splutter 1 tsp mustard, ½ tsp urad dal, ½ tsp cumin, ½ tsp fennel, 1 dried red chilli, pinch hing and few curry leaves.
further, add spiced raw banana slices.
stir-fry for 2 minutes till raw banana gets coated well with oil.
spread the raw banana uniformly over kadai.
now sprinkle 2 tbsp oil.
cover and cook on medium flame for 10 minutes.
stir occasionally to prevent raw banana from burning.
now spread the raw banana again and cook for 2 minutes, without covering to make raw banana fry crisp.
finally, serve raw banana fry / vazhakkai fry with hot steamed rice as a side dish with rasam.