Dosa Rosti from Mighty Spice Express Cookbook by John Gregory-Smith

Ingredients

• 1 handful of coriander leaves
• 1 large potato (about 200 g/7 oz)
• ½ lime
• 1 tsp ground coriander
• ¼ tsp chilli powder
• 1 tbsp hot lime pickle
• 2 tbsp groundnut oil
• 2 plain roti
• ¼ tsp turmeric
• 1 tsp ground cumin
• 1 tomato
• sea salt
• ½ red onion
• 1 tsp mustard seeds