Easy Prawn Jalfrezi

Ingredients

• ½ tsp ground coriander
• ½ tsp ground cumin
• ½ tsp ground turmeric
• 1 tbsp groundnut or vegetable oil
• 1 inch ginger, grated
• 2 cloves garlic, diced
• ½ tsp granulated sugar or honey
• 200 gram cooked peeled king prawns or jumbo shrimp (you can use raw, just adjust the cooking time to make sure they are cooked through)
• 1 large onion, halved and sliced
• 2-4 green chillis, finely diced with seeds removed (adjust to your preferred spice level)
• 400 gram tin chopped tomatoes
• 1 red pepper, cut into ½ inch pieces
• 1 green pepper, cut into ½ inch pieces
• fresh coriander (optional, to garnish)