In a large bowl combine the crab, paprika, 1/2 tbsp of the turmeric, salt and the Kissan Fish Masala Paste. Set aside.
In a skillet, heat the oil over medium heat. Add the onion and stir until the onion soften. Now add the garlic and ginger and continue to cook for another 1-2 minutes. Then add the remaining turmeric and mix.
Add the tomato puree and cook for about 5 minutes. Then you will add the bell pepper and jalapeno and cook until softened slightly.
Add the marinated crab, coconut milk and water. On medium heat, let the mixture simmer until the sauce has thickened. Add Kissan Garam Masala and lemon juice mix well.
Sprinkle with cilantro and serve hot.