Malabar Prawn Curry

• 400 g Prawns shelled, de-veined, tails intact
• 1 1/2 cup Coconut Milk
• 4 to 6 Cherry Tomatoes halved
• 1/3 cup Coconut Cream
• 2 to 3 tsp Lime Juice
• few Coriander Leaves chopped
• 2 Green Chillies slit
• few Curry Leaves
• 3 Sambar Onions julienned
• 1/4 inch Ginger finely sliced
• 2 Garlic finely sliced
• 1/4 tsp Turmeric Powder
• 1/4 tsp Red Chilli Powder
• 1/4 tsp Coriander Powder
• as per taste Salt
• 2 tsp Oil
• 1/4 tsp Mustard Seeds

For the marinade:

• 1/4 tsp Turmeric Powder
• 1/4 tsp Red Chilli Powder
• 1/4 tsp Salt
• 1 tsp Oil