Swiss Chard Spiced Yoghurt

Ingredients

• 200g Swiss chard
• 1 tsp sunflower oil
• 1 shallot, finely chopped
• salt and freshly ground pepper 500g Greek yoghurt
• 1½ tbsp rapeseed oil
• 10–15 fresh curry leaves
• 1 tsp black mustard seeds
• 1 tsp cumin seeds
• ¼ tsp turmeric powder