Indian fish and chips recipe

Ingredients

• 4 large Maris Piper potatoes, peeled and sliced into chunky chips
• 1 tbsp ground turmeric
• 1 tbsp sea salt
• 120 g gram/chickpea flour, plus extra to sprinkle
• 0.5 tsp salt
• 1 tsp baking powder
• 0.5 tsp ground turmeric
• 1 pinch chilli powder
• 4 white fish fillets, such as cod or haddock
• 5 lemon wedges, to serve