Crab curry

3 large crabs, cut and clean
2-3 mid size onions
3/4th can of tomato paste (small can) or 5 tomatoes
1 tsp red chilli powder
1/2 tsp turmeric powder
1 tsp of coriander powder
1 tsp ginger paste
1 tsp garlic paste
1/2 tsp pepper powder
2 tbsp oil
salt to taste

Heat oil, add washed crab, fry for 5 mins until the water is evaporated and the crab starts to change color.
Add onions, fry for 5 more mins.
Add turmeric powder, coriander powder, salt and red chilli powder, fry for 2 more mins.
Add ginger and garlic paste.
Add tomatoes (or paste-I used paste) and fry for 5 more mins.
Add water and cook closed for 5 more mins.
When the crab is cooked, open and cook on high till the gravy is dried up.
Garnish with cilantro.
Serve with curd rice or roti with raw onions and cucumber.