Sweet potato salad

Name: Sweet potato salad
Ingredients: 600–650g/1lb 5oz–1lb 7oz sweet potato (approx. 1 large), scrubbed or peeled and cut into large bite-sized pieces; 1 tbsp ground cumin; 1 tbsp ground coriander; 2 tbsp rapeseed or olive oil; 2 limes, juice and zest; 2–4 tsp finely chopped green chilli; 2 spring onions, washed, trimmed and finely sliced; 20g/¾oz fresh coriander, stalks and leaves, washed, dried and finely chopped; 30g/1oz rocket; 20g/¾oz pumpkin seeds; salt and freshly ground black pepper