To prepare Kakrar Jhal, heat 2 tablespoons of mustard oil in a Pan.
Clean the crabs and put a little salt and turmeric dust.
Fry the crabs until it becomes red. Keep it aside.
Heat the remaining oil in the same pan add a onion paste and fry until it becomes light brown.
Then add the ginger and garlic and fry until the raw smell disappears.
Add the cumin powder and turmeric powder and mix for 30 seconds.
Add the green chili pepper pasta, the red chilli pasta, the tomato puree and the past mustard, fry for 5 minutes.
Then add salt, sugar and fried crabs. Mix continuously for 2 minutes.
Add little water and cover it for 5 minutes or until the crab is cooked and well mixed with spices.
Then add the Garam Masala powder and the chopped coriander leaves and turn off the flame.
Kakrar Jhal / Bengalese Crab Korma is ready to be served with steam rice.