Spinach and Prawn Stew from The World of Parsi Cooking: Food Across Borders by Niloufer Mavalvala

Ingredients

• 1 tsp cumin powder
• 1 large onion finely cut
• 3 medium tomatoes, crushed
• 600 gm / 1¼ lb fresh or frozen cleaned spinach greens
• 1 tsp ginger paste
• 1 tsp garlic paste
• 4 green chillies finely chopped
• 1½ tsp red chilli powder
• 500 gm /1.1 lb prawns
• 1 unripe mango, peeled and chopped
• 1 tsp salt
• 1 tbsp sugar
• 2 large onions finely cut and fried