Indian spiced courgette chickpea fritters

Ingredients

• 4 courgettes (500g grated weight)
• 0.5 tsp salt
• 1 chilli, deseeded and finely chopped
• 3 spring onions, finely sliced
• 1 tbsp medium hot curry powder
• 1 tsp ginger, finely grated
• 3 tbsp coriander leaves, chopped
• 100 g gram (chickpea) flour
• 1 x 400g tin chickpeas, rinsed and drained, then lightly mashed with a fork
• 1 glug oil, for frying
• 0.5 pot plain yoghurt
• 1 lime or lemon, finely grated zest only