When we cut Jack fruit , a thick "milk" oozes from it. This is sticky in nature and stains. So without forgetting ,before cutting rub generous amount of coconut oil to your hand and grease the cutting knife too.
Cut the raw jack fruit into half and later into medium size long pieces.Remove outer thorny green skin and the center stalk part.
Cut the clean jackfruit into pieces and put them into water immediately,else they will dis color. Leave it in water for 5 mins. You can observe that the water would be little brownish now. Discard that water.
Drain and pressure cook raw jackfruit pieces for 1-2 whistles. They should be cooked well but not mushy .. should hold shape.
Once the pressure releases let the jackfruit pieces cool a bit.
Shred the big pieces. to shred , you can either use a stone and gently crush or using a fork or hand.. do. take care not to make a paste. you have to do gently
Meanwhile,dry grind mustard ,red chilli , tamarind, jaggery and salt .Once it powders,add coconut and pulse once. Dont grind coconut into smooth paste.
Keep oil in a pan or kadai.When its hot,add mustard and urad dal.Once they splutter,add red chilli and curry leaves.Add hing.
Add shredded raw jackfruit and add masala. Combine everything nicely such that masala is well coated.
Add little water cover and cook 4-5 mins so that raw jackfruit takes in flavor.
Dry out if any moisture.When the raw jack fruit has cooked and water has evaporated fully,switch off