Sunshine Cobb salad

Name: Sunshine Cobb salad
Prep time: 20 min
Cook time: 10 min
Total time: 30 min
Cuisine: American
Ingredients: 1 large egg; 400g can black beans drained and rinsed; 1 red, orange or yellow pepper deseeded and diced; thumb-sized piece cucumber diced; 8 cherry tomatoes halved; 198g can sweetcorn drained; 150g pack cooked prawns; handful of watercress; 1 red chilli deseeded and finely chopped; zest and juice 1 lime; 1 tbsp white wine vinegar; 2 tsp clear honey; 1 tbsp extra virgin olive oil or rapeseed oil