Sunny vegetable patties

Name: Sunny vegetable patties
Ingredients: 1 yellow pepper, seeds removed, cut into 1cm/½in pieces; 150g/5½oz carrots, trimmed, cut into 1cm/½in pieces; 300g/10oz butternut squash, peeled, seeds removed, flesh cut into 1cm/½in pieces; 5cm/2in piece fresh root ginger, peeled, grated; 4 tbsp chopped fresh coriander leaves; 4 spring onions, trimmed, finely chopped; 200g/7oz canned sweetcorn kernels, drained and rinsed; 100g/3½oz Double Gloucester cheese, grated; 2-4 tsp salt; 225g/8oz plain flour, plus extra for dusting; 1½ tsp ground turmeric; pinch salt; 115g/4oz cold butter, cut into small cubes; 4-5 tbsp cold water; 1 free-range egg, lightly beaten